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RD Sharma solutions for Mathematics [English] Class 12 chapter 19 - Indefinite Integrals [Latest edition]

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RD Sharma solutions for Mathematics [English] Class 12 chapter 19 - Indefinite Integrals - Shaalaa.com
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Solutions for Chapter 19: Indefinite Integrals

Below listed, you can find solutions for Chapter 19 of CBSE, Karnataka Board PUC RD Sharma for Mathematics [English] Class 12.


Exercise 19.01Exercise 19.02Exercise 19.03Exercise 19.04Exercise 19.05Exercise 19.06Exercise 19.07Exercise 19.08Exercise 19.09Exercise 19.10Exercise 19.11Exercise 19.12Exercise 19.13Exercise 19.14Exercise 19.15Exercise 19.16Exercise 19.17Exercise 19.18Exercise 19.19Exercise 19.2Exercise 19.21Exercise 19.22Exercise 19.23Exercise 19.24Exercise 19.25Exercise 19.26Exercise 19.27Exercise 19.28Exercise 19.29Exercise 19.30Exercise 19.31Exercise 19.32Very Short AnswersMCQRevision Excercise
Exercise 19.01 [Page 4]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.01 [Page 4]

Exercise 19.01 | Q 1.1 | Page 4

Evaluate of the following integral:

(i)  \[\int x^4 dx\]

 

Exercise 19.01 | Q 1.2 | Page 4

Evaluate of the following integral: 

\[\int x^\frac{5}{4} dx\]
Exercise 19.01 | Q 1.3 | Page 4

Evaluate of the following integral: 

\[\int\frac{1}{x^5}dx\]
Exercise 19.01 | Q 1.4 | Page 4

Evaluate of the following integral: 

\[\int\frac{1}{x^{3/2}}dx\]
Exercise 19.01 | Q 1.5 | Page 4

Evaluate of the following integral: 

\[\int 3^x dx\]
Exercise 19.01 | Q 1.6 | Page 4

Evaluate of the following integral:

\[\int\frac{1}{\sqrt[3]{x^2}}dx\]
Exercise 19.01 | Q 1.7 | Page 4

Evaluate of the following integral:

\[\int 3^{2 \log_3} {}^x dx\]
Exercise 19.01 | Q 1.8 | Page 4

Evaluate of the following integral:

\[\int \log_x \text{x  dx}\] 
Exercise 19.01 | Q 2.1 | Page 4

Evaluate: 

\[\int\sqrt{\frac{1 + \cos 2x}{2}}dx\]
Exercise 19.01 | Q 2.2 | Page 4

Evaluate:

\[\int\sqrt{\frac{1 - \cos 2x}{2}}dx\]
Exercise 19.01 | Q 3 | Page 4

Evaluate : 

\[\int\frac{e^{6 \log_e x} - e^{5 \log_e x}}{e^{4 \log_e x} - e^{3 \log_e x}}dx\]
Exercise 19.01 | Q 4 | Page 4

Evaluate: 

\[\int\frac{1}{a^x b^x}dx\]
Exercise 19.01 | Q 5.1 | Page 4

Evaluate:

\[\int\frac{\cos 2x + 2 \sin^2 x}{\sin^2 x}dx\]
Exercise 19.01 | Q 5.2 | Page 4

Evaluate: 

\[\int\frac{2 \cos^2 x - \cos 2x}{\cos^2 x}dx\]
Exercise 19.01 | Q 6 | Page 4

Evaluate:

\[\int\frac{e\log \sqrt{x}}{x}dx\]
Exercise 19.02 [Pages 14 - 15]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.02 [Pages 14 - 15]

Exercise 19.02 | Q 1 | Page 14
\[\int\left( 3x\sqrt{x} + 4\sqrt{x} + 5 \right)dx\]
Exercise 19.02 | Q 2 | Page 14
\[\int\left( 2^x + \frac{5}{x} - \frac{1}{x^{1/3}} \right)dx\]
Exercise 19.02 | Q 3 | Page 14
\[\int\left\{ \sqrt{x}\left( a x^2 + bx + c \right) \right\} dx\]
Exercise 19.02 | Q 4 | Page 14
\[\int\left( 2 - 3x \right) \left( 3 + 2x \right) \left( 1 - 2x \right) dx\]
Exercise 19.02 | Q 5 | Page 14
\[\int\left( \frac{m}{x} + \frac{x}{m} + m^x + x^m + mx \right) dx\]
Exercise 19.02 | Q 6 | Page 14
\[\int \left( \sqrt{x} - \frac{1}{\sqrt{x}} \right)^2 dx\]
Exercise 19.02 | Q 7 | Page 14
\[\int\frac{\left( 1 + x \right)^3}{\sqrt{x}} dx\] 
Exercise 19.02 | Q 8 | Page 14

\[\int\left\{ x^2 + e^{\log  x}+ \left( \frac{e}{2} \right)^x \right\} dx\]

Exercise 19.02 | Q 9 | Page 14
\[\int\left( x^e + e^x + e^e \right) dx\]
Exercise 19.02 | Q 10 | Page 14
\[\int\sqrt{x}\left( x^3 - \frac{2}{x} \right) dx\]
Exercise 19.02 | Q 11 | Page 14
\[\int\frac{1}{\sqrt{x}}\left( 1 + \frac{1}{x} \right) dx\]
Exercise 19.02 | Q 12 | Page 14
\[\int\frac{x^6 + 1}{x^2 + 1} dx\]
Exercise 19.02 | Q 13 | Page 14
\[\int\frac{x^{- 1/3} + \sqrt{x} + 2}{\sqrt[3]{x}} dx\]
Exercise 19.02 | Q 14 | Page 14
\[\int\frac{\left( 1 + \sqrt{x} \right)^2}{\sqrt{x}} dx\]
Exercise 19.02 | Q 15 | Page 15

\[\int\sqrt{x}\left( 3 - 5x \right) dx\]

 

Exercise 19.02 | Q 16 | Page 15
\[\int\frac{\left( x + 1 \right)\left( x - 2 \right)}{\sqrt{x}} dx\]
Exercise 19.02 | Q 17 | Page 15
\[\int\frac{x^5 + x^{- 2} + 2}{x^2} dx\]
Exercise 19.02 | Q 18 | Page 15
\[\int \left( 3x + 4 \right)^2 dx\]
Exercise 19.02 | Q 19 | Page 15
\[\int\frac{2 x^4 + 7 x^3 + 6 x^2}{x^2 + 2x} dx\]
Exercise 19.02 | Q 20 | Page 15

\[\int\frac{5 x^4 + 12 x^3 + 7 x^2}{x^2 + x} dx\]

Exercise 19.02 | Q 21 | Page 15
\[\int\frac{\sin^2 x}{1 + \cos x}   \text{dx} \]
Exercise 19.02 | Q 22 | Page 15
\[\int\left( \sec^2  x + {cosec}^2  x \right)  dx\]
Exercise 19.02 | Q 23 | Page 15
\[\int\frac{\sin^3 x - \cos^3 x}{\sin^2 x \cos^2 x} dx\]
Exercise 19.02 | Q 24 | Page 15
\[\int\frac{5 \cos^3 x + 6 \sin^3 x}{2 \sin^2 x \cos^2 x} dx\]
Exercise 19.02 | Q 25 | Page 15
\[\int \left( \tan x + \cot x \right)^2 dx\]
Exercise 19.02 | Q 26 | Page 15
\[\int\frac{1 - \cos 2x}{1 + \cos 2x} dx\]
Exercise 19.02 | Q 27 | Page 15
 
\[\int\frac{\cos x}{1 - \cos x} \text{dx }or \int\frac{\cot x}{\text{cosec         } {x }- \cot x} dx\]
Exercise 19.02 | Q 28 | Page 15
\[\int\frac{\cos^2 x - \sin^2 x}{\sqrt{1} + \cos 4x} dx\]
Exercise 19.02 | Q 29 | Page 15
\[\int\frac{1}{1 - \cos x} dx\]
Exercise 19.02 | Q 30 | Page 15
\[\int\frac{1}{1 - \sin x} dx\]
Exercise 19.02 | Q 31 | Page 15
\[\int\frac{\tan x}{\sec x + \tan x} dx\]
Exercise 19.02 | Q 32 | Page 15

` ∫  {cosec x} / {"cosec x "- cot x} ` dx      

Exercise 19.02 | Q 33 | Page 15
\[\int\frac{1}{1 + \cos 2x} dx\]
Exercise 19.02 | Q 34 | Page 15
\[\int\frac{1}{1 - \cos 2x} dx\]
Exercise 19.02 | Q 35 | Page 15
\[\int \tan^{- 1} \left( \frac{\sin 2x}{1 + \cos 2x} \right) dx\]
Exercise 19.02 | Q 36 | Page 15
\[\int \cos^{- 1} \left( \sin x \right) dx\]
Exercise 19.02 | Q 37 | Page 15
\[\int \cot^{- 1} \left( \frac{\sin 2x}{1 - \cos 2x} \right) dx\]
Exercise 19.02 | Q 38 | Page 15
\[\int \sin^{- 1} \left( \frac{2 \tan x}{1 + \tan^2 x} \right) dx\]
Exercise 19.02 | Q 39 | Page 15
\[\int\frac{\left( x^3 + 8 \right)\left( x - 1 \right)}{x^2 - 2x + 4} dx\]
Exercise 19.02 | Q 40 | Page 15
\[\int \left( a \tan x + b \cot x \right)^2 dx\]
Exercise 19.02 | Q 41 | Page 15
\[\int\frac{x^3 - 3 x^2 + 5x - 7 + x^2 a^x}{2 x^2} dx\]
Exercise 19.02 | Q 42 | Page 15
\[\int\frac{\cos x}{1 + \cos x} dx\]
Exercise 19.02 | Q 43 | Page 15
\[\int\frac{1 - \cos x}{1 + \cos x} dx\]
Exercise 19.02 | Q 45 | Page 15

If f' (x) = x − \[\frac{1}{x^2}\]  and  f (1)  \[\frac{1}{2},    find  f(x)\]

 

Exercise 19.02 | Q 46 | Page 15

If f' (x) = x + bf(1) = 5, f(2) = 13, find f(x)

Exercise 19.02 | Q 47 | Page 15

If f' (x) = 8x3 − 2xf(2) = 8, find f(x)

Exercise 19.02 | Q 48 | Page 15

If f' (x) = a sin x + b cos x and f' (0) = 4, f(0) = 3, f

\[\left( \frac{\pi}{2} \right)\] = 5, find f(x)
 
Exercise 19.02 | Q 49 | Page 15
Write the primitive or anti-derivative of
\[f\left( x \right) = \sqrt{x} + \frac{1}{\sqrt{x}} .\]

 

Exercise 19.03 [Pages 23 - 24]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.03 [Pages 23 - 24]

Exercise 19.03 | Q 1 | Page 23
\[\int \left( 2x - 3 \right)^5 + \sqrt{3x + 2}  \text{dx} \]
Exercise 19.03 | Q 2 | Page 23
\[\int\frac{1}{\left( 7x - 5 \right)^3} + \frac{1}{\sqrt{5x - 4}} dx\]
Exercise 19.03 | Q 3 | Page 23
\[\int\frac{1}{2 - 3x} + \frac{1}{\sqrt{3x - 2}} dx\]
Exercise 19.03 | Q 4 | Page 23
\[\int\frac{x + 3}{\left( x + 1 \right)^4} dx\]
Exercise 19.03 | Q 5 | Page 23
\[\int\frac{1}{\sqrt{x + 1} + \sqrt{x}} dx\]
Exercise 19.03 | Q 6 | Page 23
\[\int\frac{1}{\sqrt{2x + 3} + \sqrt{2x - 3}} dx\]
Exercise 19.03 | Q 7 | Page 23
\[\int\frac{2x}{\left( 2x + 1 \right)^2} dx\]
Exercise 19.03 | Q 8 | Page 23
\[\int\frac{1}{\sqrt{x + a} + \sqrt{x + b}} dx\]
Exercise 19.03 | Q 9 | Page 23
\[\int\sin x\sqrt{1 + \cos 2x} dx\]
Exercise 19.03 | Q 10 | Page 23
\[\int\frac{1 + \cos x}{1 - \cos x} dx\]
Exercise 19.03 | Q 11 | Page 23
\[\int\frac{1 - \cos x}{1 + \cos x} dx\]
Exercise 19.03 | Q 12 | Page 23
\[\int\frac{1}{1 - \sin\frac{x}{2}} dx\]
Exercise 19.03 | Q 13 | Page 23

` ∫  1/ {1+ cos   3x}  ` dx

Exercise 19.03 | Q 14 | Page 23

\[\int \left( e^x + 1 \right)^2 e^x dx\]

Exercise 19.03 | Q 15 | Page 23
\[\int \left( e^x + 1 \right)^2 e^x dx\]
Exercise 19.03 | Q 16 | Page 23
\[\int\frac{1 + \cos 4x}{\cot x - \tan x} dx\]
Exercise 19.03 | Q 17 | Page 23
\[\int\frac{1}{\sqrt{x + 3} - \sqrt{x + 2}} dx\]
Exercise 19.03 | Q 18 | Page 23

\[\int \tan^2 \left( 2x - 3 \right) dx\]

Exercise 19.03 | Q 19 | Page 24
\[\int\frac{1}{\text{cos}^2\text{ x }\left( 1 - \text{tan x} \right)^2} dx\]
Exercise 19.04 [Page 30]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.04 [Page 30]

Exercise 19.04 | Q 1 | Page 30

\[\int\frac{x^2 + 5x + 2}{x + 2} dx\]

Exercise 19.04 | Q 2 | Page 30
\[\int\frac{x^3}{x - 2} dx\]
Exercise 19.04 | Q 3 | Page 30
\[\int\frac{x^2 + x + 5}{3x + 2} dx\]
Exercise 19.04 | Q 4 | Page 30
\[\int\frac{2x + 3}{\left( x - 1 \right)^2} dx\]
Exercise 19.04 | Q 5 | Page 30
\[\int\frac{x^2 + 3x - 1}{\left( x + 1 \right)^2} dx\]
Exercise 19.04 | Q 6 | Page 30
\[\int\frac{2x - 1}{\left( x - 1 \right)^2} dx\]
Exercise 19.05 [Page 33]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.05 [Page 33]

Exercise 19.05 | Q 1 | Page 33
\[\int\frac{x + 1}{\sqrt{2x + 3}} dx\]
Exercise 19.05 | Q 2 | Page 33
`∫   x    \sqrt{x + 2}     dx ` 
Exercise 19.05 | Q 3 | Page 33
\[\int\frac{x - 1}{\sqrt{x + 4}} dx\]
Exercise 19.05 | Q 4 | Page 33
\[\int\left( x + 2 \right) \sqrt{3x + 5}  \text{dx} \]
Exercise 19.05 | Q 5 | Page 33
\[\int\frac{2x + 1}{\sqrt{3x + 2}} dx\]
Exercise 19.05 | Q 6 | Page 33
\[\int\frac{3x + 5}{\sqrt{7x + 9}} dx\]
Exercise 19.05 | Q 7 | Page 33
\[\int\frac{x}{\sqrt{x + 4}} dx\]
Exercise 19.05 | Q 8 | Page 33
\[\int\frac{2 - 3x}{\sqrt{1 + 3x}} dx\]
Exercise 19.05 | Q 9 | Page 33
\[\int\left( 5x + 3 \right) \sqrt{2x - 1} dx\]
Exercise 19.05 | Q 10 | Page 33
\[\int\frac{x}{\sqrt{x + a} - \sqrt{x + b}}dx\]
Exercise 19.06 [Page 36]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.06 [Page 36]

Exercise 19.06 | Q 1 | Page 36
\[\int     \text{sin}^2  \left( 2x + 5 \right)    \text{dx}\]
Exercise 19.06 | Q 2 | Page 36

\[\int \sin^3  \left( 2x + 1 \right)  \text{dx}\]

Exercise 19.06 | Q 3 | Page 36

`∫     cos ^4  2x   dx `

Exercise 19.06 | Q 4 | Page 36
\[\int \sin^2\text{ b x dx}\]
Exercise 19.06 | Q 5 | Page 36
\[\int \sin^2 \frac{x}{2} dx\]
Exercise 19.06 | Q 6 | Page 3
\[\int \cos^2 \frac{x}{2} dx\]

 

Exercise 19.06 | Q 7 | Page 36
\[\int \cos^2 \text{nx dx}\]
Exercise 19.06 | Q 8 | Page 36

` ∫   sin x  \sqrt (1-cos 2x)    dx `

 

Exercise 19.07 [Page 38]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.07 [Page 38]

Exercise 19.07 | Q 1 | Page 38
`  ∫  sin 4x cos  7x  dx  `
Exercise 19.07 | Q 2 | Page 38
` ∫   cos  3x   cos  4x` dx  
Exercise 19.07 | Q 3 | Page 38
` ∫    cos  mx  cos  nx  dx `

 

Exercise 19.07 | Q 4 | Page 38
\[\int\text{sin mx }\text{cos nx dx m }\neq n\]
Exercise 19.07 | Q 5 | Page 38

Integrate the following integrals:

\[\int\text{sin 2x  sin 4x    sin 6x  dx} \]
Exercise 19.07 | Q 6 | Page 38

Integrate the following integrals:

\[\int\text { sin  x  cos  2x     sin 3x   dx}\]
Exercise 19.08 [Pages 47 - 48]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.08 [Pages 47 - 48]

Exercise 19.08 | Q 1 | Page 47
\[\int\frac{1}{\sqrt{1 - \cos 2x}} dx\]
Exercise 19.08 | Q 2 | Page 47
\[\int\frac{1}{\sqrt{1 + \cos x}} dx\]
Exercise 19.08 | Q 3 | Page 47
\[\int\sqrt{\frac{1 + \cos 2x}{1 - \cos 2x}} dx\]
Exercise 19.08 | Q 4 | Page 47
\[\int\sqrt{\frac{1 - \cos x}{1 + \cos x}} dx\]
Exercise 19.08 | Q 5 | Page 47

Evaluate the following integrals: 

`int "sec x"/"sec 2x" "dx"`
Exercise 19.08 | Q 6 | Page 47
\[\int\frac{\cos 2x}{\left( \cos x + \sin x \right)^2} dx\]
Exercise 19.08 | Q 7 | Page 47
\[\int\frac{\text{sin} \left( x - a \right)}{\text{sin}\left( x - b \right)} dx\]
Exercise 19.08 | Q 8 | Page 47
\[\int\frac{\text{sin} \left( x - \alpha \right)}{\text{sin }\left( x + \alpha \right)} dx\]
Exercise 19.08 | Q 9 | Page 47
\[\int\frac{1 + \tan x}{1 - \tan x} dx\]
Exercise 19.08 | Q 10 | Page 47
\[\int\frac{\cos x}{\cos \left( x - a \right)} dx\] 
Exercise 19.08 | Q 11 | Page 47
\[\int\sqrt{\frac{1 - \sin 2x}{1 + \sin 2x}} dx\]
Exercise 19.08 | Q 12 | Page 47
\[\int\frac{e^{3x}}{e^{3x} + 1} dx\]
Exercise 19.08 | Q 13 | Page 47
\[\int\frac{\sec x \tan x}{3 \sec x + 5} dx\]
Exercise 19.08 | Q 14 | Page 47
\[\int\frac{1 - \cot x}{1 + \cot x} dx\]
Exercise 19.08 | Q 15 | Page 47

` ∫  {sec  x   "cosec " x}/{log  ( tan x) }`  dx

Exercise 19.08 | Q 16 | Page 47
\[\int\frac{1}{x (3 + \log x)} dx\]
Exercise 19.08 | Q 17 | Page 47
\[\int\frac{e^x + 1}{e^x + x} dx\]
Exercise 19.08 | Q 18 | Page 47
\[\int\frac{1}{x \log x} dx\]
Exercise 19.08 | Q 19 | Page 47

` ∫  {sin 2x} /{a cos^2  x  + b sin^2  x }  ` dx 

Exercise 19.08 | Q 20 | Page 47
\[\int\frac{\cos x}{2 + 3 \sin x} dx\]
Exercise 19.08 | Q 21 | Page 47
\[\int\frac{1 - \sin x}{x + \cos x} dx\]
Exercise 19.08 | Q 22 | Page 47
\[\int\frac{a}{b + c e^x} dx\]
Exercise 19.08 | Q 23 | Page 47
\[\int\frac{1}{e^x + 1} dx\]
Exercise 19.08 | Q 24 | Page 47
` ∫ {cot x}/ { log sin x} dx `
Exercise 19.08 | Q 25 | Page 47
\[\int\frac{e^{2x}}{e^{2x} - 2} dx\]
Exercise 19.08 | Q 26 | Page 47
\[\int\frac{2 \cos x - 3 \sin x}{6 \cos x + 4 \sin x} dx\]
Exercise 19.08 | Q 27 | Page 48
\[\int\frac{\cos 2x + x + 1}{x^2 + \sin 2x + 2x} dx\]
Exercise 19.08 | Q 28 | Page 48
\[\int\frac{1}{\cos\left( x + a \right) \cos\left( x + b \right)}dx\]
Exercise 19.08 | Q 29 | Page 48
\[\int\frac{- \sin x + 2 \cos x}{2 \sin x + \cos x} dx\]
Exercise 19.08 | Q 30 | Page 48
\[\int\frac{\cos 4x - \cos 2x}{\sin 4x - \sin 2x} dx\]
Exercise 19.08 | Q 31 | Page 48
\[\int\frac{sec x}{\log \left( \text{sec x }+ \text{tan x} \right)} dx\]
Exercise 19.08 | Q 32 | Page 48
` ∫ {"cosec"   x }/ { log  tan   x/2 ` dx 
Exercise 19.08 | Q 33 | Page 48
\[\int\frac{1}{      x      \text{log x } \text{log }\left( \text{log x }\right)} dx\]
Exercise 19.08 | Q 34 | Page 48
\[\int\frac{{cosec}^2 x}{1 + \cot x} dx\]
Exercise 19.08 | Q 35 | Page 48
\[\int\frac{10 x^9 + {10}^x \log_e 10}{{10}^x + x^{10}} dx\]
Exercise 19.08 | Q 36 | Page 48
\[\int\frac{1 - \sin 2x}{x + \cos^2 x} dx\]
Exercise 19.08 | Q 37 | Page 48
` ∫  {1+tan}/{ x + log  sec  x   dx} `
Exercise 19.08 | Q 38 | Page 48
\[\int\frac{\sin 2x}{a^2 + b^2 \sin^2 x} dx\]
Exercise 19.08 | Q 39 | Page 48
\[\int\frac{x + 1}{x \left( x + \log x \right)} dx\]
Exercise 19.08 | Q 40 | Page 48
\[\int\frac{1}{\sqrt{1 - x^2}\left( 2 + 3 \sin^{- 1} x \right)} dx\]
Exercise 19.08 | Q 41 | Page 48
\[\int\frac{\sec^2 x}{\tan x + 2} dx\]
Exercise 19.08 | Q 42 | Page 48
\[\int\frac{2 \cos 2x + \sec^2 x}{\sin 2x + \tan x - 5} dx\]
Exercise 19.08 | Q 43 | Page 48
\[\int\frac{\sin 2x}{\sin 5x \sin 3x} dx\]
Exercise 19.08 | Q 44 | Page 48
\[\int\frac{1 + \cot x}{x + \log \sin x} dx\]
Exercise 19.08 | Q 45 | Page 48
\[\int\frac{1}{\sqrt{x}\left( \sqrt{x} + 1 \right)} dx\]
Exercise 19.08 | Q 46 | Page 48
` ∫  tan 2x tan 3x  tan 5x    dx  `
Exercise 19.08 | Q 47 | Page 48
\[\int\left\{ 1 + \tan x \tan \left( x + \theta \right) \right\} dx\]
Exercise 19.08 | Q 48 | Page 48
\[\int\frac{\sin 2x}{\sin \left( x - \frac{\pi}{6} \right) \sin \left( x + \frac{\pi}{6} \right)} dx\]
Exercise 19.08 | Q 49 | Page 48
\[\int\frac{e^{x - 1} + x^{e - 1}}{e^x + x^e} dx\]
Exercise 19.08 | Q 50 | Page 48
\[\int\frac{1}{\sin x \cos^2 x} dx\]
Exercise 19.08 | Q 51 | Page 48
\[\int\frac{1}{\cos 3x - \cos x} dx\]
Exercise 19.09 [Pages 57 - 59]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.09 [Pages 57 - 59]

Exercise 19.09 | Q 1 | Page 57
` ∫  log x / x  dx `
 
 
 
Exercise 19.09 | Q 2 | Page 57
\[\int\frac{\log\left( 1 + \frac{1}{x} \right)}{x \left( 1 + x \right)} dx\]
Exercise 19.09 | Q 3 | Page 57
\[\int\frac{\left( 1 + \sqrt{x} \right)^2}{\sqrt{x}} dx\]
Exercise 19.09 | Q 4 | Page 57
\[\int\sqrt{1 + e^x} .  e^x dx\]
Exercise 19.09 | Q 5 | Page 57

`  =  ∫ root (3){ cos^2 x}  sin x   dx `

Exercise 19.09 | Q 6 | Page 57
\[\int\frac{e^x}{\left( 1 + e^x \right)^2} dx\]
Exercise 19.09 | Q 7 | Page 57

 ` ∫       cot^3   x  "cosec"^2   x   dx `

Exercise 19.09 | Q 8 | Page 57

\[\int\frac{\left\{ e^{\sin^{- 1} }x \right\}^2}{\sqrt{1 - x^2}} dx\]

Exercise 19.09 | Q 9 | Page 57
\[\int\frac{1 + \sin x}{\sqrt{x - \cos x}} dx\]
Exercise 19.09 | Q 10 | Page 57

\[\int\frac{1}{\sqrt{1 - x^2} \left( \sin^{- 1} x \right)^2} dx\]

Exercise 19.09 | Q 11 | Page 58

\[\int\frac{\cot x}{\sqrt{\sin x}} dx\]

Exercise 19.09 | Q 12 | Page 58
\[\int\frac{\tan x}{\sqrt{\cos x}} dx\]
Exercise 19.09 | Q 13 | Page 58
\[\int\frac{\cos^3 x}{\sqrt{\sin x}} dx\]
Exercise 19.09 | Q 14 | Page 58
\[\int\frac{\sin^3 x}{\sqrt{\cos x}} dx\]
Exercise 19.09 | Q 15 | Page 58
\[\int\frac{1}{\sqrt{\tan^{- 1} x} . \left( 1 + x^2 \right)} dx\]
Exercise 19.09 | Q 16 | Page 58

\[\int\frac{\sqrt{\tan x}}{\sin x \cos x} dx\]

Exercise 19.09 | Q 17 | Page 58

\[\int\frac{1}{x} \left( \log x \right)^2 dx\]

Exercise 19.09 | Q 18 | Page 58
\[\int \sin^5\text{ x }\text{cos x dx}\]
Exercise 19.09 | Q 19 | Page 58
\[\int \tan^{3/2} x \sec^2 \text{x dx}\]
Exercise 19.09 | Q 20 | Page 58
\[\int\frac{x^3}{\left( x^2 + 1 \right)^3} dx\]
Exercise 19.09 | Q 21 | Page 58
\[\int\left( 4x + 2 \right)\sqrt{x^2 + x + 1}  \text{dx}\]
Exercise 19.09 | Q 22 | Page 58
\[\int\frac{4x + 3}{\sqrt{2 x^2 + 3x + 1}} dx\]
Exercise 19.09 | Q 23 | Page 58
\[\int\frac{1}{1 + \sqrt{x}} dx\]
Exercise 19.09 | Q 24 | Page 58
\[\int e^{cos^2 x}   \text{sin 2x  dx}\]
Exercise 19.09 | Q 25 | Page 58
\[\int\frac{1 + \cos x}{\left( x + \sin x \right)^3} dx\]
Exercise 19.09 | Q 26 | Page 58
\[\int\frac{\cos x - \sin x}{1 + \sin 2x} dx\]
Exercise 19.09 | Q 27 | Page 58
\[\int\frac{\sin 2x}{\left( a + b \cos 2x \right)^2} dx\]
Exercise 19.09 | Q 28 | Page 58
\[\int\frac{\log x^2}{x} dx\]
Exercise 19.09 | Q 29 | Page 58
\[\int\frac{\sin x}{\left( 1 + \cos x \right)^2} dx\]

 

Exercise 19.09 | Q 30 | Page 58
\[\int\cot x \cdot \log \text{sin x dx}\]
Exercise 19.09 | Q 31 | Page 58
\[\int\sec x \cdot \text{log} \left( \sec x + \tan x \right) dx\]
Exercise 19.09 | Q 32 | Page 58
\[\text{ ∫  cosec x  log}      \left( \text{cosec x} - \cot x \right) dx\]
Exercise 19.09 | Q 33 | Page 58
\[\int x^3 \cos x^4 dx\]
Exercise 19.09 | Q 34 | Page 58
\[\int x^3 \sin x^4 dx\]
Exercise 19.09 | Q 35 | Page 58
\[\int\frac{x \sin^{- 1} x^2}{\sqrt{1 - x^4}} dx\]
Exercise 19.09 | Q 36 | Page 58
\[\int x^3 \sin \left( x^4 + 1 \right) dx\]
Exercise 19.09 | Q 37 | Page 58
\[\int\frac{\left( x + 1 \right) e^x}{\cos^2 \left( x e^x \right)} dx\]
Exercise 19.09 | Q 38 | Page 58
\[\int x^2 e^{x^3} \cos \left( e^{x^3} \right) dx\]
Exercise 19.09 | Q 39 | Page 58
\[\int2x    \sec^3 \left( x^2 + 3 \right) \tan \left( x^2 + 3 \right) dx\]
Exercise 19.09 | Q 40 | Page 58
\[\int\left( \frac{x + 1}{x} \right) \left( x + \log x \right)^2 dx\]
Exercise 19.09 | Q 41 | Page 58
 `   ∫     tan x    .  sec^2 x   \sqrt{1 - tan^2 x}     dx\ `
Exercise 19.09 | Q 42 | Page 58
\[\int\log x\frac{\text{sin} \left\{ 1 + \left( \log x \right)^2 \right\}}{x} dx\]
Exercise 19.09 | Q 43 | Page 58
\[\int\frac{1}{x^2} \cos^2 \left( \frac{1}{x} \right) dx\]
Exercise 19.09 | Q 44 | Page 58
\[\int \sec^4    \text{ x   tan x dx} \]
Exercise 19.09 | Q 45 | Page 58
\[\int\frac{e^\sqrt{x} \cos \left( e^\sqrt{x} \right)}{\sqrt{x}} dx\]
Exercise 19.09 | Q 46 | Page 58
\[\int\frac{\cos^5 x}{\sin x} dx\]
Exercise 19.09 | Q 47 | Page 59
\[\int\frac{\sin\sqrt{x}}{\sqrt{x}} dx\]
Exercise 19.09 | Q 48 | Page 59
\[\int\frac{\left( x + 1 \right) e^x}{\sin^2 \left( \text{x e}^x \right)} dx\]
Exercise 19.09 | Q 49 | Page 59
\[\int 5^{x + \tan^{- 1} x} . \left( \frac{x^2 + 2}{x^2 + 1} \right) dx\]
Exercise 19.09 | Q 50 | Page 59

` ∫   e^{m   sin ^-1  x}/ \sqrt{1-x^2}  ` dx

 

Exercise 19.09 | Q 51 | Page 59
\[\int\frac{\cos\sqrt{x}}{\sqrt{x}} dx\]
Exercise 19.09 | Q 52 | Page 59
\[\int\frac{\sin \left( \tan^{- 1} x \right)}{1 + x^2} dx\]
Exercise 19.09 | Q 53 | Page 59
\[\int\frac{\sin \left( \text{log x} \right)}{x} dx\]
Exercise 19.09 | Q 54 | Page 59
\[\int\frac{e^{m \tan^{- 1} x}}{1 + x^2} dx\]
Exercise 19.09 | Q 55 | Page 59
\[\int\frac{x}{\sqrt{x^2 + a^2} + \sqrt{x^2 - a^2}} dx\]
Exercise 19.09 | Q 56 | Page 59
` ∫    x   {tan^{- 1} x^2}/{1 + x^4} dx`
Exercise 19.09 | Q 57 | Page 59
\[\int\frac{\left( \sin^{- 1} x \right)^3}{\sqrt{1 - x^2}} dx\]

 

Exercise 19.09 | Q 58 | Page 59
\[\int\frac{\text{sin }\left( \text{2 + 3 log x }\right)}{x} dx\]
Exercise 19.09 | Q 59 | Page 59
\[\  ∫    x   \text{ e}^{x^2} dx\]
Exercise 19.09 | Q 60 | Page 59
\[\int\frac{e^{2x}}{1 + e^x} dx\]
Exercise 19.09 | Q 61 | Page 59
\[\int\frac{\sec^2 \sqrt{x}}{\sqrt{x}} dx\]
Exercise 19.09 | Q 62 | Page 59
\[\int \tan^3 \text{2x sec 2x dx}\]
Exercise 19.09 | Q 63 | Page 59
\[\int\frac{x + \sqrt{x + 1}}{x + 2} dx\]
Exercise 19.09 | Q 64 | Page 59
\[\int 5^{5^{5^x}} 5^{5^x} 5^x dx\]
Exercise 19.09 | Q 65 | Page 59
\[\int\frac{1}{x\sqrt{x^4 - 1}} dx\]
Exercise 19.09 | Q 66 | Page 59
\[\int\sqrt {e^x- 1}  \text{dx}\] 
Exercise 19.09 | Q 67 | Page 59
\[\int\frac{1}{\left( x + 1 \right)\left( x^2 + 2x + 2 \right)} dx\]
Exercise 19.09 | Q 68 | Page 59
\[\int\frac{x^5}{\sqrt{1 + x^3}} dx\]
Exercise 19.09 | Q 69 | Page 59
\[\int4 x^3 \sqrt{5 - x^2} dx\]
Exercise 19.09 | Q 70 | Page 59
\[\int\frac{1}{\sqrt{x} + x} \text{ dx }\]
Exercise 19.09 | Q 71 | Page 59
\[\int\frac{1}{x^2 \left( x^4 + 1 \right)^{3/4}} dx\]
Exercise 19.09 | Q 72 | Page 59
\[\int\frac{\sin^5 x}{\cos^4 x} \text{ dx }\]
Exercise 19.10 [Page 65]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.10 [Page 65]

Exercise 19.10 | Q 1 | Page 65
\[\int x^2 \sqrt{x + 2} \text{  dx  }\]
Exercise 19.10 | Q 2 | Page 65
\[\int\frac{x^2}{\sqrt{x - 1}} dx\]
Exercise 19.10 | Q 3 | Page 65
\[\int\frac{x^2}{\sqrt{3x + 4}} dx\]
Exercise 19.10 | Q 4 | Page 65
\[\int\frac{2x - 1}{\left( x - 1 \right)^2} dx\]
Exercise 19.10 | Q 5 | Page 65
\[\int\left( 2 x^2 + 3 \right) \sqrt{x + 2} \text{ dx  }\]
Exercise 19.10 | Q 6 | Page 65
\[\int\frac{x^2 + 3x + 1}{\left( x + 1 \right)^2} dx\]
Exercise 19.10 | Q 7 | Page 65
\[\int\frac{x^2}{\sqrt{1 - x}} dx\]
Exercise 19.10 | Q 8 | Page 65
\[\ \int\ x \left( 1 - x \right)^{23} dx\]

 

Exercise 19.10 | Q 9 | Page 65
\[\int\frac{1}{\sqrt{x} + \sqrt[4]{x}}dx\]
Exercise 19.10 | Q 10 | Page 65

 ` ∫   1 /{x^{1/3} ( x^{1/3} -1)}   ` dx

Exercise 19.11 [Page 69]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.11 [Page 69]

Exercise 19.11 | Q 1 | Page 69
` ∫  tan^3    x   sec^2  x   dx  `
Exercise 19.11 | Q 2 | Page 69

` ∫   tan   x   sec^4  x   dx  `

Exercise 19.11 | Q 3 | Page 69
` ∫  tan^5 x   sec ^4 x   dx `
Exercise 19.11 | Q 4 | Page 69
` ∫  sec^6   x  tan    x   dx `
Exercise 19.11 | Q 5 | Page 69

` ∫      tan^5    x   dx `

Exercise 19.11 | Q 6 | Page 69

` ∫    \sqrt{tan x}     sec^4  x   dx `

Exercise 19.11 | Q 7 | Page 69
\[\int \sec^4 2x \text{ dx }\]
Exercise 19.11 | Q 8 | Page 69
\[\int {cosec}^4  \text{ 3x } \text{ dx } \]
Exercise 19.11 | Q 9 | Page 69
\[\int \cot^n {cosec}^2 \text{ x dx } , n \neq - 1\]
Exercise 19.11 | Q 10 | Page 69
\[\int \cot^5 \text{ x } {cosec}^4 x\text{ dx }\]
Exercise 19.11 | Q 11 | Page 69
\[\int \cot^5 x  \text{ dx }\]
Exercise 19.11 | Q 12 | Page 69
\[\int \cot^6 x \text{ dx }\]
Exercise 19.12 [Page 73]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.12 [Page 73]

Exercise 19.12 | Q 1 | Page 73
\[\int \sin^4 x \cos^3 x \text{ dx }\]
Exercise 19.12 | Q 2 | Page 73
\[\int \sin^5 x \text{ dx }\]
Exercise 19.12 | Q 3 | Page 73
\[\int \cos^5 x \text{ dx }\]
Exercise 19.12 | Q 4 | Page 73
\[\int \sin^5 x \cos x \text{ dx }\]
Exercise 19.12 | Q 5 | Page 73
\[\int \sin^3 x \cos^6 x \text{ dx }\]
Exercise 19.12 | Q 6 | Page 73
\[\int \cos^7 x \text{ dx  } \]
Exercise 19.12 | Q 7 | Page 73
\[\int x \cos^3 x^2 \sin x^2 \text{ dx }\]
Exercise 19.12 | Q 8 | Page 73
\[\int \sin^7 x  \text{ dx }\]
Exercise 19.12 | Q 9 | Page 73
\[\int \sin^3 x \cos^5 x \text{ dx  }\]
Exercise 19.12 | Q 10 | Page 73
\[\int\frac{1}{\sin^4 x \cos^2 x} dx\]
Exercise 19.12 | Q 11 | Page 73
\[\int\frac{1}{\sin^3 x \cos^5 x} dx\]
Exercise 19.12 | Q 12 | Page 73

` = ∫1/{sin^3 x cos^ 2x} dx`

Exercise 19.12 | Q 13 | Page 73
\[\int\frac{1}{\sin x \cos^3 x} dx\]
Exercise 19.13 [Page 79]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.13 [Page 79]

Exercise 19.13 | Q 1 | Page 79
Evaluate the following integrals:
\[\int\frac{x^2}{\left( a^2 - x^2 \right)^{3/2}}dx\]
Exercise 19.13 | Q 2 | Page 79

Evaluate the following integrals:

\[\int\frac{x^7}{\left( a^2 - x^2 \right)^5}dx\]
Exercise 19.13 | Q 3 | Page 79

Evaluate the following integrals:

\[\int\cos\left\{ 2 \cot^{- 1} \sqrt{\frac{1 + x}{1 - x}} \right\}dx\]
Exercise 19.13 | Q 4 | Page 79

Evaluate the following integrals:

\[\int\frac{\sqrt{1 + x^2}}{x^4}dx\]
Exercise 19.13 | Q 5 | Page 79

Evaluate the following integrals:

\[\int\frac{1}{\left( x^2 + 2x + 10 \right)^2}dx\]

 

Exercise 19.14 [Page 83]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.14 [Page 83]

Exercise 19.14 | Q 1 | Page 83
\[\int\frac{1}{a^2 - b^2 x^2} dx\]
Exercise 19.14 | Q 2 | Page 83
` ∫  {1}/{a^2 x^2- b^2}dx`
Exercise 19.14 | Q 3 | Page 83
\[\int\frac{1}{a^2 x^2 + b^2} dx\]
Exercise 19.14 | Q 4 | Page 83
\[\int\frac{x^2 - 1}{x^2 + 4} dx\]
Exercise 19.14 | Q 5 | Page 83
\[\int\frac{1}{\sqrt{1 + 4 x^2}} dx\]

 

Exercise 19.14 | Q 6 | Page 83
\[\int\frac{1}{\sqrt{a^2 + b^2 x^2}} dx\]
Exercise 19.14 | Q 7 | Page 83
\[\int\frac{1}{\sqrt{a^2 - b^2 x^2}} dx\]
Exercise 19.14 | Q 8 | Page 83
\[\int\frac{1}{\sqrt{\left( 2 - x \right)^2 + 1}} dx\]
Exercise 19.14 | Q 9 | Page 83
\[\int\frac{1}{\sqrt{\left( 2 - x \right)^2 - 1}} dx\]
Exercise 19.14 | Q 10 | Page 83
\[\int\frac{x^4 + 1}{x^2 + 1} dx\]
Exercise 19.15 [Page 86]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.15 [Page 86]

Exercise 19.15 | Q 1 | Page 86
\[\int\frac{1}{4 x^2 + 12x + 5} dx\]
Exercise 19.15 | Q 2 | Page 86
\[\int\frac{1}{x^2 - 10x + 34} dx\]
Exercise 19.15 | Q 3 | Page 86
\[\int\frac{1}{1 + x - x^2}  \text{ dx }\]
Exercise 19.15 | Q 4 | Page 86
\[\int\frac{1}{2 x^2 - x - 1} dx\]
Exercise 19.15 | Q 5 | Page 86
\[\int\frac{1}{x^2 + 6x + 13} dx\]
Exercise 19.16 [Page 90]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.16 [Page 90]

Exercise 19.16 | Q 1 | Page 90
\[\int\frac{\sec^2 x}{1 - \tan^2 x} dx\]
Exercise 19.16 | Q 2 | Page 90
\[\int\frac{e^x}{1 + e^{2x}} dx\]
Exercise 19.16 | Q 3 | Page 90
\[\int\frac{\cos x}{\sin^2 x + 4 \sin x + 5} dx\]
Exercise 19.16 | Q 4 | Page 90
\[\int\frac{e^x}{e^{2x} + 5 e^x + 6} dx\]
Exercise 19.16 | Q 5 | Page 90
\[\int\frac{e^{3x}}{4 e^{6x} - 9} dx\]
Exercise 19.16 | Q 6 | Page 90
\[\int\frac{dx}{e^x + e^{- x}}\]
Exercise 19.16 | Q 7 | Page 90
\[\int\frac{x}{x^4 + 2 x^2 + 3} dx\]
Exercise 19.16 | Q 8 | Page 90
\[\int\frac{3 x^5}{1 + x^{12}} dx\]
Exercise 19.16 | Q 9 | Page 90
` ∫  { x^2 dx}/{x^6 - a^6} dx `
Exercise 19.16 | Q 10 | Page 90
\[\int\frac{x^2}{x^6 + a^6} dx\]
Exercise 19.16 | Q 11 | Page 90
\[\int\frac{1}{x \left( x^6 + 1 \right)} dx\]
Exercise 19.16 | Q 12 | Page 90
\[\int\frac{x}{x^4 - x^2 + 1} dx\]
Exercise 19.16 | Q 13 | Page 90
\[\int\frac{x}{3 x^4 - 18 x^2 + 11} dx\]
Exercise 19.16 | Q 14 | Page 90
\[\int\frac{e^x}{\left( 1 + e^x \right)\left( 2 + e^x \right)} dx\]
Exercise 19.16 | Q 15 | Page 90
`  ∫    {1} / {cos x  + "cosec x" } dx  `
Exercise 19.17 [Page 93]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.17 [Page 93]

Exercise 19.17 | Q 1 | Page 93
\[\int\frac{1}{\sqrt{2x - x^2}} dx\]
Exercise 19.17 | Q 2 | Page 93
\[\int\frac{1}{\sqrt{8 + 3x - x^2}} dx\]
Exercise 19.17 | Q 3 | Page 93
\[\int\frac{1}{\sqrt{5 - 4x - 2 x^2}} dx\]
Exercise 19.17 | Q 4 | Page 93
\[\int\frac{1}{\sqrt{3 x^2 + 5x + 7}} dx\]
Exercise 19.17 | Q 5 | Page 93
\[\int\frac{1}{\sqrt{\left( x - \alpha \right)\left( \beta - x \right)}} dx, \left( \beta > \alpha \right)\]
Exercise 19.17 | Q 6 | Page 93
\[\int\frac{1}{\sqrt{7 - 3x - 2 x^2}} dx\]
Exercise 19.17 | Q 7 | Page 93
\[\int\frac{1}{\sqrt{16 - 6x - x^2}} dx\]
Exercise 19.17 | Q 8 | Page 93
\[\int\frac{1}{\sqrt{7 - 6x - x^2}} dx\]
Exercise 19.17 | Q 9 | Page 93
\[\int\frac{1}{\sqrt{5 x^2 - 2x}} dx\]
Exercise 19.18 [Pages 98 - 99]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.18 [Pages 98 - 99]

Exercise 19.18 | Q 1 | Page 98
\[\int\frac{x}{\sqrt{x^4 + a^4}} dx\]
Exercise 19.18 | Q 2 | Page 98
\[\int\frac{\sec^2 x}{\sqrt{4 + \tan^2 x}} dx\]
Exercise 19.18 | Q 3 | Page 98
\[\int\frac{e^x}{\sqrt{16 - e^{2x}}} dx\]
Exercise 19.18 | Q 4 | Page 99
\[\int\frac{\cos x}{\sqrt{4 + \sin^2 x}} dx\]
Exercise 19.18 | Q 5 | Page 99
\[\int\frac{\sin x}{\sqrt{4 \cos^2 x - 1}} dx\]
Exercise 19.18 | Q 6 | Page 99
\[\int\frac{x}{\sqrt{4 - x^4}} dx\]
Exercise 19.18 | Q 7 | Page 99
\[\int\frac{1}{x\sqrt{4 - 9 \left( \log x \right)^2}} dx\]
Exercise 19.18 | Q 8 | Page 99
\[\int\frac{\sin 8x}{\sqrt{9 + \sin^4 4x}} dx\]
Exercise 19.18 | Q 9 | Page 99
\[\int\frac{\cos 2x}{\sqrt{\sin^2 2x + 8}} dx\]
Exercise 19.18 | Q 10 | Page 99
\[\int\frac{\sin 2x}{\sqrt{\sin^4 x + 4 \sin^2 x - 2}} dx\]
Exercise 19.18 | Q 11 | Page 99
\[\int\frac{\sin 2x}{\sqrt{\cos^4 x - \sin^2 x + 2}} dx\]
Exercise 19.18 | Q 12 | Page 99
\[\int\frac{\cos x}{\sqrt{4 - \sin^2 x}} dx\]
Exercise 19.18 | Q 13 | Page 99
\[\int\frac{1}{x^{2/3} \sqrt{x^{2/3} - 4}} dx\]
Exercise 19.18 | Q 14 | Page 99
\[\int\frac{1}{\sqrt{\left( 1 - x^2 \right)\left\{ 9 + \left( \sin^{- 1} x \right)^2 \right\}}} dx\]
Exercise 19.18 | Q 15 | Page 99
\[\int\frac{\cos x}{\sqrt{\sin^2 x - 2 \sin x - 3}} dx\]
Exercise 19.18 | Q 16 | Page 99
`  ∫ \sqrt{"cosec x"- 1}  dx `
Exercise 19.18 | Q 17 | Page 99
\[\int\frac{\sin x - \cos x}{\sqrt{\sin 2x}} dx\]
Exercise 19.18 | Q 18 | Page 99
\[\int\frac{\cos x - \sin x}{\sqrt{8 - \sin2x}}dx\]
Exercise 19.19 [Page 104]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.19 [Page 104]

Exercise 19.19 | Q 1 | Page 104
\[\int\frac{x}{x^2 + 3x + 2} dx\]
Exercise 19.19 | Q 2 | Page 104
\[\int\frac{x + 1}{x^2 + x + 3} dx\]
Exercise 19.19 | Q 3 | Page 104

` ∫  {x-3} /{ x^2 + 2x - 4 } dx `

Exercise 19.19 | Q 4 | Page 104
\[\int\frac{2x - 3}{x^2 + 6x + 13} dx\]
Exercise 19.19 | Q 5 | Page 104
\[\int\frac{x - 1}{3 x^2 - 4x + 3} dx\]
Exercise 19.19 | Q 6 | Page 104
\[\int\frac{2x}{2 + x - x^2} \text{ dx }\]
Exercise 19.19 | Q 7 | Page 104
\[\int\frac{1 - 3x}{3 x^2 + 4x + 2}\text{  dx}\]
Exercise 19.19 | Q 8 | Page 104
\[\int\frac{2x + 5}{x^2 - x - 2} \text{ dx }\]
Exercise 19.19 | Q 9 | Page 104
\[\int\frac{a x^3 + bx}{x^4 + c^2} dx\]
Exercise 19.19 | Q 10 | Page 104
\[\int\frac{\left( 3 \sin x - 2 \right) \cos x}{5 - \cos^2 x - 4 \sin x} dx\]
Exercise 19.19 | Q 11 | Page 104
\[\int\frac{x + 2}{2 x^2 + 6x + 5}\text{  dx }\]
Exercise 19.19 | Q 12 | Page 104

Evaluate the following integrals:

\[\int\frac{5x - 2}{1 + 2x + 3 x^2} \text{ dx }\]
Exercise 19.19 | Q 13 | Page 104
\[\int\frac{x + 5}{3 x^2 + 13x - 10}\text{ dx }\]
Exercise 19.19 | Q 14 | Page 104
\[\int\frac{\left( 3\sin x - 2 \right)\cos x}{13 - \cos^2 x - 7\sin x}dx\]
Exercise 19.19 | Q 15 | Page 104
\[\int\frac{x + 7}{3 x^2 + 25x + 28}\text{ dx}\]
Exercise 19.19 | Q 16 | Page 104
\[\int\frac{x^3}{x^4 + x^2 + 1}dx\]
Exercise 19.19 | Q 17 | Page 104
\[\int\frac{x^3 - 3x}{x^4 + 2 x^2 - 4}dx\]
Exercise 19.2 [Page 106]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.2 [Page 106]

Exercise 19.2 | Q 1 | Page 106
\[\int\frac{x^2 + x + 1}{x^2 - x} dx\]
Exercise 19.2 | Q 2 | Page 106
\[\int\frac{x^2 + x - 1}{x^2 + x - 6}\text{  dx }\]
Exercise 19.2 | Q 3 | Page 106
\[\int\frac{\left( 1 - x^2 \right)}{x \left( 1 - 2x \right)} \text
{dx\]
Exercise 19.2 | Q 4 | Page 106
\[\int\frac{x^2 + 1}{x^2 - 5x + 6} \text{ dx }\]
 
Exercise 19.2 | Q 5 | Page 106
\[\int\frac{x^2}{x^2 + 7x + 10}\text{ dx }\]
Exercise 19.2 | Q 5 | Page 106
\[\int\frac{x^2}{x^2 + 7x + 10} dx\]
Exercise 19.2 | Q 6 | Page 106
\[\int\frac{x^2 + x + 1}{x^2 - x + 1} \text{ dx }\]
Exercise 19.2 | Q 7 | Page 106
\[\int\frac{\left( x - 1 \right)^2}{x^2 + 2x + 2} dx\]
Exercise 19.2 | Q 8 | Page 106
\[\int\frac{x^3 + x^2 + 2x + 1}{x^2 - x + 1}\text{ dx }\]
Exercise 19.2 | Q 9 | Page 106
\[\int\frac{x^2 \left( x^4 + 4 \right)}{x^2 + 4} \text{ dx }\]
Exercise 19.2 | Q 10 | Page 106
\[\int\frac{x^2}{x^2 + 6x + 12} \text{ dx }\]
Exercise 19.21 [Pages 110 - 111]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.21 [Pages 110 - 111]

Exercise 19.21 | Q 1 | Page 110
\[\int\frac{x}{\sqrt{x^2 + 6x + 10}} \text{ dx }\]
Exercise 19.21 | Q 2 | Page 110
\[\int\frac{2x + 1}{\sqrt{x^2 + 2x - 1}}\text{  dx }\]
Exercise 19.21 | Q 3 | Page 110
\[\int\frac{x + 1}{\sqrt{4 + 5x - x^2}} \text{ dx }\]
Exercise 19.21 | Q 4 | Page 110
\[\int\frac{6x - 5}{\sqrt{3 x^2 - 5x + 1}} \text{ dx }\]
Exercise 19.21 | Q 5 | Page 110

\[\int\frac{3x + 1}{\sqrt{5 - 2x - x^2}} \text{ dx }\]

Exercise 19.21 | Q 6 | Page 110

\[\int\frac{x}{\sqrt{8 + x - x^2}} dx\]

Exercise 19.21 | Q 7 | Page 110
\[\int\frac{x + 2}{\sqrt{x^2 + 2x - 1}} \text{ dx }\]
Exercise 19.21 | Q 8 | Page 110
\[\int\frac{x + 2}{\sqrt{x^2 - 1}} \text{ dx }\]
Exercise 19.21 | Q 9 | Page 110
\[\int\frac{x - 1}{\sqrt{x^2 + 1}} \text{ dx }\]
Exercise 19.21 | Q 10 | Page 110
\[\int\frac{x}{\sqrt{x^2 + x + 1}} \text{ dx }\]
Exercise 19.21 | Q 11 | Page 110
\[\int\frac{x + 1}{\sqrt{x^2 + 1}} dx\]
Exercise 19.21 | Q 12 | Page 110
\[\int\frac{2x + 5}{\sqrt{x^2 + 2x + 5}} dx\]
Exercise 19.21 | Q 13 | Page 110
\[\int\frac{3x + 1}{\sqrt{5 - 2x - x^2}} \text{ dx }\]
Exercise 19.21 | Q 14 | Page 110
\[\int\sqrt{\frac{1 - x}{1 + x}} \text{ dx }\]
Exercise 19.21 | Q 15 | Page 111
\[\int\frac{2x + 1}{\sqrt{x^2 + 4x + 3}} \text{ dx }\]
Exercise 19.21 | Q 16 | Page 111
\[\int\frac{2x + 3}{\sqrt{x^2 + 4x + 5}} \text{ dx }\]
Exercise 19.21 | Q 17 | Page 111
\[\int\frac{5x + 3}{\sqrt{x^2 + 4x + 10}} \text{ dx }\]
Exercise 19.21 | Q 18 | Page 111

Evaluate the following integrals: 

\[\int\frac{x + 2}{\sqrt{x^2 + 2x + 3}} \text{ dx }\]
Exercise 19.22 [Page 114]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.22 [Page 114]

Exercise 19.22 | Q 1 | Page 114
\[\int\frac{1}{4 \cos^2 x + 9 \sin^2 x}\text{  dx }\]
Exercise 19.22 | Q 2 | Page 114
\[\int\frac{1}{4 \sin^2 x + 5 \cos^2 x} \text{ dx }\]
Exercise 19.22 | Q 3 | Page 114
\[\int\frac{2}{2 + \sin 2x}\text{ dx }\]
Exercise 19.22 | Q 4 | Page 114
\[\int\frac{\cos x}{\cos 3x} \text{ dx }\]
Exercise 19.22 | Q 5 | Page 114
\[\int\frac{1}{1 + 3 \sin^2 x} \text{ dx }\]
Exercise 19.22 | Q 6 | Page 114
\[\int\frac{1}{3 + 2 \cos^2 x} \text{ dx }\]
Exercise 19.22 | Q 7 | Page 114
\[\int\frac{1}{\left( \sin x - 2 \cos x \right)\left( 2 \sin x + \cos x \right)} \text{ dx }\]
Exercise 19.22 | Q 8 | Page 114
\[\int\frac{\sin 2x}{\sin^4 x + \cos^4 x} \text{ dx }\]
Exercise 19.22 | Q 9 | Page 114
\[\int\frac{1}{\cos x \left( \sin x + 2 \cos x \right)} dx\]
Exercise 19.22 | Q 10 | Page 114
\[\int\frac{1}{\sin^2 x + \sin 2x} \text{ dx }\]
Exercise 19.22 | Q 11 | Page 114
\[\int\frac{1}{\cos 2x + 3 \sin^2 x} dx\]
Exercise 19.23 [Page 117]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.23 [Page 117]

Exercise 19.23 | Q 1 | Page 117
\[\int\frac{1}{5 + 4 \cos x} dx\]
Exercise 19.23 | Q 2 | Page 117
\[\int\frac{1}{5 - 4 \sin x} \text{ dx }\]
Exercise 19.23 | Q 3 | Page 117
\[\int\frac{1}{1 - 2 \sin x} \text{ dx }\]
Exercise 19.23 | Q 4 | Page 117
\[\int\frac{1}{4 \cos x - 1} \text{ dx }\]
Exercise 19.23 | Q 5 | Page 117
\[\int\frac{1}{1 - \sin x + \cos x} \text{ dx }\]
Exercise 19.23 | Q 6 | Page 117
\[\int\frac{1}{3 + 2 \sin x + \cos x} \text{ dx }\]
Exercise 19.23 | Q 7 | Page 117
\[\int\frac{1}{13 + 3 \cos x + 4 \sin x} dx\]
Exercise 19.23 | Q 8 | Page 117
`int 1/(cos x - sin x)dx`
Exercise 19.23 | Q 9 | Page 117
\[\int\frac{1}{\sin x + \cos x} \text{ dx }\]
Exercise 19.23 | Q 10 | Page 117
\[\int\frac{1}{5 - 4 \cos x} \text{ dx }\]
Exercise 19.23 | Q 11 | Page 117
\[\int\frac{1}{2 + \sin x + \cos x} \text{ dx }\]
Exercise 19.23 | Q 12 | Page 117
\[\int\frac{1}{\sin x + \sqrt{3} \cos x} \text{ dx  }\]
Exercise 19.23 | Q 13 | Page 117
\[\int\frac{1}{\sqrt{3} \sin x + \cos x} dx\]
Exercise 19.23 | Q 14 | Page 117
`int 1/(sin x - sqrt3 cos x) dx`
Exercise 19.23 | Q 15 | Page 117
\[\int\frac{1}{5 + 7 \cos x + \sin x} dx\]
Exercise 19.24 [Page 122]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.24 [Page 122]

Exercise 19.24 | Q 1 | Page 122
\[\int\frac{1}{1 - \cot x} dx\]
Exercise 19.24 | Q 2 | Page 122
\[\int\frac{1}{1 - \tan x} \text{ dx }\]
Exercise 19.24 | Q 3 | Page 122
\[\int\frac{3 + 2 \cos x + 4 \sin x}{2 \sin x + \cos x + 3} \text{ dx }\]
Exercise 19.24 | Q 4 | Page 122
\[\int\frac{1}{p + q \tan x} \text{ dx  }\]
Exercise 19.24 | Q 5 | Page 122
\[\int\frac{5 \cos x + 6}{2 \cos x + \sin x + 3} \text{ dx }\]
Exercise 19.24 | Q 6 | Page 122
\[\int\frac{2 \sin x + 3 \cos x}{3 \sin x + 4 \cos x} dx\]
Exercise 19.24 | Q 7 | Page 122
\[\int\frac{1}{3 + 4 \cot x} dx\]
Exercise 19.24 | Q 8 | Page 122
\[\int\frac{2 \tan x + 3}{3 \tan x + 4} \text{ dx }\]
Exercise 19.24 | Q 9 | Page 122
\[\int\frac{1}{4 + 3 \tan x} dx\]
Exercise 19.24 | Q 10 | Page 122
\[\int\frac{8 \cot x + 1}{3 \cot x + 2} \text{  dx }\]
Exercise 19.24 | Q 11 | Page 122
\[\int\frac{4 \sin x + 5 \cos x}{5 \sin x + 4 \cos x} \text{ dx }\]
Exercise 19.25 [Pages 133 - 134]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.25 [Pages 133 - 134]

Exercise 19.25 | Q 1 | Page 133
\[\int x \cos x\ dx\]
Exercise 19.25 | Q 2 | Page 133
\[\int\text{ log }\left( x + 1 \right) \text{ dx }\]
Exercise 19.25 | Q 3 | Page 133
\[\int x^3 \text{ log x dx }\]
Exercise 19.25 | Q 4 | Page 133
\[\int x e^x \text{ dx }\]
Exercise 19.25 | Q 5 | Page 133
\[\int x e^{2x} \text{ dx }\]
Exercise 19.25 | Q 6 | Page 133
\[\int x^2 e^{- x} \text{ dx }\]
Exercise 19.25 | Q 7 | Page 133
\[\int x^2 \text{ cos x dx }\]
Exercise 19.25 | Q 8 | Page 133
\[\int x^2 \cos 2x\ \text{ dx }\]
Exercise 19.25 | Q 9 | Page 133
\[\int x \text{ sin 2x dx }\]
Exercise 19.25 | Q 10 | Page 133
\[\int\frac{\log \left( \log x \right)}{x} dx\]
Exercise 19.25 | Q 11 | Page 133
\[\int x^2 \text{ cos x dx }\]
Exercise 19.25 | Q 12 | Page 133

\[\int x\ {cosec}^2 \text{ x }\ \text{ dx }\]

Exercise 19.25 | Q 13 | Page 133
\[\int x \cos^2 x\ dx\]
Exercise 19.25 | Q 14 | Page 133
`int"x"^"n"."log"  "x"  "dx"`
Exercise 19.25 | Q 15 | Page 133
\[\int\frac{\log x}{x^n}\text{  dx }\]
Exercise 19.25 | Q 16 | Page 133
\[\int x^2 \sin^2 x\ dx\]
Exercise 19.25 | Q 17 | Page 133
\[\int2 x^3 e^{x^2} dx\]
Exercise 19.25 | Q 18 | Page 133
\[\int x^3 \cos x^2 dx\]
Exercise 19.25 | Q 19 | Page 133
\[\int x \sin x \cos x\ dx\]

 

Exercise 19.25 | Q 20 | Page 133
` ∫    sin x log  (\text{ cos x ) } dx  `
Exercise 19.25 | Q 21 | Page 133
\[\int \left( \log x \right)^2 \cdot x\ dx\]
Exercise 19.25 | Q 22 | Page 133
\[\int e^\sqrt{x} \text{ dx }\]
Exercise 19.25 | Q 23 | Page 133
\[\int\frac{\text{ log }\left( x + 2 \right)}{\left( x + 2 \right)^2}  \text{ dx }\]
Exercise 19.25 | Q 24 | Page 133
\[\int\frac{x + \sin x}{1 + \cos x} \text{ dx }\]
Exercise 19.25 | Q 25 | Page 133
\[\int \log_{10} x\ dx\]
Exercise 19.25 | Q 26 | Page 133
\[\int\cos\sqrt{x}\ dx\]
Exercise 19.25 | Q 27 | Page 133

Evaluate the following integrals:

\[\int\frac{x \cos^{- 1} x}{\sqrt{1 - x^2}}dx\]

 

Exercise 19.25 | Q 28 | Page 133

Evaluate the following integrals:

\[\int\frac{\log x}{\left( x + 1 \right)^2}dx\]

 

Exercise 19.25 | Q 29 | Page 133
\[\int {cosec}^3 x\ dx\]
Exercise 19.25 | Q 30 | Page 133
\[\int \sec^{- 1} \sqrt{x}\ dx\]
Exercise 19.25 | Q 31 | Page 134
\[\int \sin^{- 1} \sqrt{x} \text{ dx }\]
Exercise 19.25 | Q 32 | Page 134
 
` ∫  x tan ^2 x dx 
Exercise 19.25 | Q 33 | Page 134
\[\int x\left( \frac{\sec 2x - 1}{\sec 2x + 1} \right) dx\]
Exercise 19.25 | Q 34 | Page 134
\[\int\left( x + 1 \right) \text{ e}^x \text{ log } \left( x e^x \right) dx\]
Exercise 19.25 | Q 35 | Page 134
\[\int \sin^{- 1} \left( 3x - 4 x^3 \right) \text{ dx }\]
Exercise 19.25 | Q 36 | Page 134
\[\int \sin^{- 1} \left( \frac{2x}{1 + x^2} \right) \text{ dx }\]
Exercise 19.25 | Q 37 | Page 134
\[\int \tan^{- 1} \left( \frac{3x - x^3}{1 - 3 x^2} \right) dx\]
Exercise 19.25 | Q 38 | Page 134
\[\int x^2 \sin^{- 1} x\ dx\]
Exercise 19.25 | Q 39 | Page 134
\[\int\frac{\sin^{- 1} x}{x^2} \text{ dx }\]
Exercise 19.25 | Q 40 | Page 134
\[\int\frac{x^2 \tan^{- 1} x}{1 + x^2} \text{ dx }\]
Exercise 19.25 | Q 41 | Page 134
\[\int \cos^{- 1} \left( 4 x^3 - 3x \right) \text{ dx }\]
Exercise 19.25 | Q 42 | Page 134
\[\int \cos^{- 1} \left( \frac{1 - x^2}{1 + x^2} \right) \text{ dx }\]
Exercise 19.25 | Q 43 | Page 134
\[\int \tan^{- 1} \left( \frac{2x}{1 - x^2} \right) \text{ dx }\]
Exercise 19.25 | Q 44 | Page 134
\[\int\left( x + 1 \right) \text{ log  x  dx }\]
Exercise 19.25 | Q 45 | Page 134
\[\int x^2 \tan^{- 1} x\text{ dx }\]
Exercise 19.25 | Q 46 | Page 134

\[\int\left( e^\text{log  x} + \sin x \right) \text{ cos x dx }\]

Exercise 19.25 | Q 47 | Page 134
\[\int\frac{\left( x \tan^{- 1} x \right)}{\left( 1 + x^2 \right)^{3/2}} \text{ dx }\]
Exercise 19.25 | Q 48 | Page 134
\[\int \tan^{- 1} \left( \sqrt{x} \right) \text{dx }\]
Exercise 19.25 | Q 49 | Page 134
\[\int x^3 \tan^{- 1}\text{  x dx }\]
Exercise 19.25 | Q 50 | Page 134
\[\int x \sin x \cos 2x\ dx\]
Exercise 19.25 | Q 51 | Page 134
\[\int\left( \tan^{- 1} x^2 \right) x\ dx\]
Exercise 19.25 | Q 52 | Page 134
\[\int\frac{x \sin^{- 1} x}{\sqrt{1 - x^2}} dx\]
Exercise 19.25 | Q 53 | Page 134
\[\int \sin^3 \sqrt{x}\ dx\]
Exercise 19.25 | Q 54 | Page 134
\[\int x \sin^3 x\ dx\]
Exercise 19.25 | Q 55 | Page 134
\[\int \cos^3 \sqrt{x}\ dx\]
Exercise 19.25 | Q 56 | Page 134
\[\int x \cos^3 x\ dx\]
Exercise 19.25 | Q 57 | Page 134
\[\int \tan^{- 1} \sqrt{\frac{1 - x}{1 + x}} dx\]
Exercise 19.25 | Q 58 | Page 134
\[\int \sin^{- 1} \sqrt{\frac{x}{a + x}} \text{ dx }\]
Exercise 19.25 | Q 59 | Page 134
\[\int\frac{x^3 \sin^{- 1} x^2}{\sqrt{1 - x^4}} \text{ dx }\]
Exercise 19.25 | Q 60 | Page 134
\[\int\frac{x^2 \sin^{- 1} x}{\left( 1 - x^2 \right)^{3/2}} \text{ dx }\]
Exercise 19.26 [Page 143]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.26 [Page 143]

Exercise 19.26 | Q 1 | Page 143
\[\int e^x \left( \cos x - \sin x \right) dx\]
Exercise 19.26 | Q 2 | Page 143
\[\int e^x \left( \frac{1}{x^2} - \frac{2}{x^3} \right) dx\]
Exercise 19.26 | Q 3 | Page 143
\[\int e^x \left( \frac{1 + \sin x}{1 + \cos x} \right) dx\]
Exercise 19.26 | Q 4 | Page 143
\[\int e^x \left( \cot x - {cosec}^2 x \right) dx\]
Exercise 19.26 | Q 5 | Page 143
\[\int e^x \left( \frac{x - 1}{2 x^2} \right) dx\]
Exercise 19.26 | Q 6 | Page 143
\[\int e^x \sec x \left( 1 + \tan x \right) dx\]
Exercise 19.26 | Q 7 | Page 143
\[\int e^x \left( \tan x - \log \cos x \right) dx\]
Exercise 19.26 | Q 8 | Page 143
\[\int e^x \left[ \sec x + \log \left( \sec x + \tan x \right) \right] dx\]
Exercise 19.26 | Q 9 | Page 143
\[\int e^x \left( \cot x + \log \sin x \right) dx\]
Exercise 19.26 | Q 10 | Page 143
\[\int e^x \frac{x - 1}{\left( x + 1 \right)^3} \text{ dx }\]
Exercise 19.26 | Q 11 | Page 143
\[\int e^x \left( \frac{\sin 4x - 4}{1 - \cos 4x} \right) dx\]
Exercise 19.26 | Q 12 | Page 14
\[\int e^x \frac{\left( 1 - x \right)^2}{\left( 1 + x^2 \right)^2} \text{ dx }\]
Exercise 19.26 | Q 13 | Page 143
\[\int e^x \frac{1 + x}{\left( 2 + x \right)^2} \text{ dx }\]
Exercise 19.26 | Q 14 | Page 143
\[\int\frac{\sqrt{1 - \sin x}}{1 + \cos x} e^{- x/2}  \text{ dx }\]
Exercise 19.26 | Q 15 | Page 143
\[\int e^x \left( \log x + \frac{1}{x} \right) dx\]
Exercise 19.26 | Q 16 | Page 143
\[\int e^x \left( \log x + \frac{1}{x^2} \right) dx\]
Exercise 19.26 | Q 17 | Page 143
\[\int\frac{e^x}{x}\left\{ \text{ x }\left( \log x \right)^2 + 2 \log x \right\} dx\]
Exercise 19.26 | Q 18 | Page 143
\[\int e^x \cdot \frac{\sqrt{1 - x^2} \sin^{- 1} x + 1}{\sqrt{1 - x^2}} \text{ dx }\]
Exercise 19.26 | Q 19 | Page 143
∴\[\int e^{2x} \left( - \sin x + 2 \cos x \right) dx\]
Exercise 19.26 | Q 20 | Page 143
\[\int\left( \frac{1}{\log x} - \frac{1}{\left( \log x \right)^2} \right) dx\]
Exercise 19.26 | Q 21 | Page 143
\[\int e^x \left( \frac{\sin x \cos x - 1}{\sin^2 x} \right) dx\]
Exercise 19.26 | Q 22 | Page 143
\[\int\left\{ \tan \left( \log x \right) + \sec^2 \left( \log x \right) \right\} dx\]
Exercise 19.26 | Q 23 | Page 143
\[\int\frac{e^x \left( x - 4 \right)}{\left( x - 2 \right)^3} \text{ dx }\]
Exercise 19.26 | Q 24 | Page 143

Evaluate the following integrals:

\[\int e^{2x} \left( \frac{1 - \sin2x}{1 - \cos2x} \right)dx\]
Exercise 19.27 [Page 149]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.27 [Page 149]

Exercise 19.27 | Q 1 | Page 149
\[\int e^{ax} \cos\ bx\ dx\]
Exercise 19.27 | Q 2 | Page 149
\[\int e^{ax} \text{ sin} \left( bx + C \right) dx\]
Exercise 19.27 | Q 3 | Page 149
\[\int\text{ cos }\left( \text{ log x } \right) \text{ dx }\]
Exercise 19.27 | Q 4 | Page 149
\[\int e^{2x} \cos \left( 3x + 4 \right) \text{ dx }\]
Exercise 19.27 | Q 5 | Page 149
\[\int e^{2x} \text{ sin x cos x dx }\]
Exercise 19.27 | Q 6 | Page 149
\[\int e^{2x} \sin x\ dx\]
Exercise 19.27 | Q 7 | Page 149

Evaluate the following integrals:

\[\int e^{2x} \text{ sin }\left( 3x + 1 \right) \text{ dx }\]
Exercise 19.27 | Q 8 | Page 149
\[\int e^x \sin^2 x\ dx\]
Exercise 19.27 | Q 9 | Page 149
\[\int\frac{1}{x^3}\text{ sin } \left( \text{ log x }\right) dx\]
Exercise 19.27 | Q 10 | Page 149
\[\int e^{2x} \cos^2 x\ dx\]
Exercise 19.27 | Q 11 | Page 149
\[\int e^{- 2x} \sin x\ dx\]
Exercise 19.27 | Q 12 | Page 149
\[\int x^2 e^{x^3} \cos x^3 dx\]
Exercise 19.28 [Pages 154 - 155]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.28 [Pages 154 - 155]

Exercise 19.28 | Q 1 | Page 154
\[\int\sqrt{3 + 2x - x^2} \text{ dx}\]
Exercise 19.28 | Q 2 | Page 154
\[\int\sqrt{x^2 + x + 1} \text{ dx}\]
Exercise 19.28 | Q 3 | Page 154
\[\int\sqrt{x - x^2} dx\]
Exercise 19.28 | Q 4 | Page 154
\[\int\sqrt{1 + x - 2 x^2} \text{ dx }\]
Exercise 19.28 | Q 5 | Page 154
\[\int\cos x \sqrt{4 - \sin^2 x}\text{ dx}\]
Exercise 19.28 | Q 6 | Page 154
\[\int e^x \sqrt{e^{2x} + 1} \text{ dx}\]
Exercise 19.28 | Q 7 | Page 154
\[\int\sqrt{9 - x^2}\text{ dx}\]
Exercise 19.28 | Q 8 | Page 154
\[\int\sqrt{16 x^2 + 25} \text{ dx}\]
Exercise 19.28 | Q 9 | Page 154
\[\int\sqrt{4 x^2 - 5}\text{ dx}\]
Exercise 19.28 | Q 10 | Page 154
\[\int\sqrt{2 x^2 + 3x + 4} \text{ dx}\]
Exercise 19.28 | Q 11 | Page 154
\[\int\sqrt{3 - 2x - 2 x^2} \text{ dx}\]
Exercise 19.28 | Q 12 | Page 154
\[\int x\sqrt{x^4 + 1} \text{ dx}\]
Exercise 19.28 | Q 13 | Page 154
\[\int x^2 \sqrt{a^6 - x^6} \text{ dx}\]
Exercise 19.28 | Q 14 | Page 154
\[\int\frac{\sqrt{16 + \left( \log x \right)^2}}{x} \text{ dx}\]
Exercise 19.28 | Q 15 | Page 155
\[\int\sqrt{2ax - x^2} \text{ dx}\]
Exercise 19.28 | Q 16 | Page 155
\[\int\sqrt{3 - x^2} \text{ dx}\]
Exercise 19.28 | Q 17 | Page 155
\[\int\sqrt{x^2 - 2x} \text{ dx}\]
Exercise 19.28 | Q 18 | Page 155
\[\int\sqrt{2x - x^2} \text{ dx}\]
Exercise 19.29 [Pages 158 - 159]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.29 [Pages 158 - 159]

Exercise 19.29 | Q 1 | Page 158
\[\int\left( x + 1 \right) \sqrt{x^2 - x + 1} \text{ dx}\]
Exercise 19.29 | Q 2 | Page 158
\[\int\left( x + 1 \right) \sqrt{2 x^2 + 3} \text{ dx}\]
Exercise 19.29 | Q 3 | Page 159
\[\int\left( 2x - 5 \right) \sqrt{2 + 3x - x^2} \text{  dx }\]
Exercise 19.29 | Q 4 | Page 159
\[\int\left( x + 2 \right) \sqrt{x^2 + x + 1} \text{  dx }\]
Exercise 19.29 | Q 5 | Page 159
\[\int\left( 4x + 1 \right) \sqrt{x^2 - x - 2} \text{  dx }\]
Exercise 19.29 | Q 6 | Page 159
\[\int\left( x - 2 \right) \sqrt{2 x^2 - 6x + 5} \text{  dx }\]
Exercise 19.29 | Q 7 | Page 159
\[\int\left( x + 1 \right) \sqrt{x^2 + x + 1} \text{  dx }\]
Exercise 19.29 | Q 8 | Page 159
\[\int\left( 2x + 3 \right) \sqrt{x^2 + 4x + 3} \text{  dx }\]
Exercise 19.29 | Q 9 | Page 159
\[\int\left( 2x - 5 \right) \sqrt{x^2 - 4x + 3} \text{  dx }\]

 

Exercise 19.29 | Q 10 | Page 159
\[\int x\sqrt{x^2 + x} \text{  dx }\]
Exercise 19.29 | Q 11 | Page 159
\[\int\left( x - 3 \right)\sqrt{x^2 + 3x - 18} \text{  dx }\]
Exercise 19.29 | Q 12 | Page 159

Evaluate the following integrals:

\[\int\left( x + 3 \right)\sqrt{3 - 4x - x^2} \text{  dx }\]
Exercise 19.29 | Q 13 | Page 159
\[\int(3x + 1) \sqrt{4 - 3x - 2 x^2} \text{  dx }\]
Exercise 19.29 | Q 14 | Page 159
\[\int(2x + 5)\sqrt{10 - 4x - 3 x^2}dx\]
Exercise 19.30 [Pages 176 - 178]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.30 [Pages 176 - 178]

Exercise 19.30 | Q 1 | Page 176
\[\int\frac{2x + 1}{\left( x + 1 \right) \left( x - 2 \right)} dx\]
Exercise 19.30 | Q 2 | Page 176
\[\int\frac{1}{x\left( x - 2 \right) \left( x - 4 \right)} dx\]
Exercise 19.30 | Q 3 | Page 176
\[\int\frac{x^2 + x - 1}{x^2 + x - 6} dx\]
Exercise 19.30 | Q 4 | Page 176
\[\int\frac{3 + 4x - x^2}{\left( x + 2 \right) \left( x - 1 \right)} dx\]
Exercise 19.30 | Q 5 | Page 176
\[\int\frac{x^2 + 1}{x^2 - 1} dx\]
Exercise 19.30 | Q 6 | Page 176
\[\int\frac{x^2}{\left( x - 1 \right) \left( x - 2 \right) \left( x - 3 \right)} dx\]
Exercise 19.30 | Q 7 | Page 176
\[\int\frac{5x}{\left( x + 1 \right) \left( x^2 - 4 \right)} dx\]
Exercise 19.30 | Q 8 | Page 176
\[\int\frac{x^2 + 1}{x\left( x^2 - 1 \right)} dx\]
Exercise 19.30 | Q 9 | Page 176
\[\int\frac{2x - 3}{\left( x^2 - 1 \right) \left( 2x + 3 \right)} dx\]
Exercise 19.30 | Q 10 | Page 176
\[\int\frac{x^3}{\left( x - 1 \right) \left( x - 2 \right) \left( x - 3 \right)} dx\]
Exercise 19.30 | Q 11 | Page 176
\[\int\frac{\sin 2x}{\left( 1 + \sin x \right) \left( 2 + \sin x \right)} dx\]
Exercise 19.30 | Q 12 | Page 176
\[\int\frac{2x}{\left( x^2 + 1 \right) \left( x^2 + 3 \right)} dx\]
Exercise 19.30 | Q 13 | Page 176
\[\int\frac{1}{x \log x \left( 2 + \log x \right)} dx\]
Exercise 19.30 | Q 14 | Page 176

Evaluate the following integral :-

\[\int\frac{x^2 + x + 1}{\left( x^2 + 1 \right)\left( x + 2 \right)}dx\]
Exercise 19.30 | Q 15 | Page 176
\[\int\frac{a x^2 + bx + c}{\left( x - a \right) \left( x - b \right) \left( x - c \right)} dx,\text{ where a, b, c are distinct}\]
Exercise 19.30 | Q 16 | Page 176

Evaluate the following integral :-

\[\int\frac{x}{\left( x^2 + 1 \right)\left( x - 1 \right)}dx\]
Exercise 19.30 | Q 17 | Page 176
\[\int\frac{1}{\left( x - 1 \right) \left( x + 1 \right) \left( x + 2 \right)} dx\]
Exercise 19.30 | Q 18 | Page 176

Evaluate the following integral:

\[\int\frac{x^2}{\left( x^2 + 4 \right)\left( x^2 + 9 \right)}dx\]
Exercise 19.30 | Q 19 | Page 176
\[\int\frac{5 x^2 - 1}{x \left( x - 1 \right) \left( x + 1 \right)} dx\]
Exercise 19.30 | Q 20 | Page 176
\[\int\frac{x^2 + 6x - 8}{x^3 - 4x} dx\]
Exercise 19.30 | Q 21 | Page 176
\[\int\frac{x^2 + 1}{\left( 2x + 1 \right) \left( x^2 - 1 \right)} dx\]
Exercise 19.30 | Q 22 | Page 177
\[\int\frac{1}{x\left[ 6 \left( \log x \right)^2 + 7 \log x + 2 \right]} dx\]
Exercise 19.30 | Q 23 | Page 177
\[\int\frac{1}{x\left( x^n + 1 \right)} dx\]
Exercise 19.30 | Q 24 | Page 177
\[\int\frac{x}{\left( x^2 - a^2 \right) \left( x^2 - b^2 \right)} dx\]
Exercise 19.30 | Q 25 | Page 177

Evaluate the following integral:

\[\int\frac{x^2 + 1}{\left( x^2 + 4 \right)\left( x^2 + 25 \right)}dx\]
Exercise 19.30 | Q 26 | Page 177

Evaluate the following integral:

\[\int\frac{x^3 + x + 1}{x^2 - 1}dx\]
Exercise 19.30 | Q 27 | Page 177

Evaluate the following integral:

\[\int\frac{3x - 2}{\left( x + 1 \right)^2 \left( x + 3 \right)}dx\]
Exercise 19.30 | Q 28 | Page 177
\[\int\frac{2x + 1}{\left( x + 2 \right) \left( x - 3 \right)^2} dx\]
Exercise 19.30 | Q 29 | Page 177
\[\int\frac{x^2 + 1}{\left( x - 2 \right)^2 \left( x + 3 \right)} dx\]
Exercise 19.30 | Q 30 | Page 177
\[\int\frac{x}{\left( x - 1 \right)^2 \left( x + 2 \right)} dx\]
Exercise 19.30 | Q 31 | Page 177
\[\int\frac{x^2}{\left( x - 1 \right) \left( x + 1 \right)^2} dx\]
Exercise 19.30 | Q 32 | Page 177
\[\int\frac{x^2 + x - 1}{\left( x + 1 \right)^2 \left( x + 2 \right)} dx\]
Exercise 19.30 | Q 33 | Page 177
\[\int\frac{2 x^2 + 7x - 3}{x^2 \left( 2x + 1 \right)} dx\]
Exercise 19.30 | Q 34 | Page 177
\[\int\frac{5 x^2 + 20x + 6}{x^3 + 2 x^2 + x} dx\]
Exercise 19.30 | Q 35 | Page 177
\[\int\frac{18}{\left( x + 2 \right) \left( x^2 + 4 \right)} dx\]
Exercise 19.30 | Q 36 | Page 177
\[\int\frac{5}{\left( x^2 + 1 \right) \left( x + 2 \right)} dx\]
Exercise 19.30 | Q 37 | Page 177
\[\int\frac{x}{\left( x + 1 \right) \left( x^2 + 1 \right)} dx\]
Exercise 19.30 | Q 38 | Page 177
\[\int\frac{1}{1 + x + x^2 + x^3} dx\]
Exercise 19.30 | Q 39 | Page 177
\[\int\frac{1}{\left( x + 1 \right)^2 \left( x^2 + 1 \right)} dx\]
Exercise 19.30 | Q 40 | Page 177
\[\int\frac{2x}{x^3 - 1} dx\]
Exercise 19.30 | Q 41 | Page 177
\[\int\frac{dx}{\left( x^2 + 1 \right) \left( x^2 + 4 \right)}\]
Exercise 19.30 | Q 42 | Page 177
\[\int\frac{x^2}{\left( x^2 + 1 \right) \left( 3 x^2 + 4 \right)} dx\]
Exercise 19.30 | Q 43 | Page 177
\[\int\frac{3x + 5}{x^3 - x^2 - x + 1} dx\]
Exercise 19.30 | Q 44 | Page 177
\[\int\frac{x^3 - 1}{x^3 + x} dx\]
Exercise 19.30 | Q 45 | Page 177
\[\int\frac{x^2 + x + 1}{\left( x + 1 \right)^2 \left( x + 2 \right)} dx\]
Exercise 19.30 | Q 46 | Page 177
\[\int\frac{1}{x \left( x^4 + 1 \right)} dx\]
Exercise 19.30 | Q 47 | Page 177

Evaluate the following integral:

\[\int\frac{1}{x\left( x^3 + 8 \right)}dx\]

 

Exercise 19.30 | Q 48 | Page 177
\[\int\frac{3}{\left( 1 - x \right) \left( 1 + x^2 \right)} dx\]
Exercise 19.30 | Q 49 | Page 177
\[\int\frac{\cos x}{\left( 1 - \sin x \right)^3 \left( 2 + \sin x \right)} dx\]
Exercise 19.30 | Q 50 | Page 177

Evaluate the following integral:

\[\int\frac{2 x^2 + 1}{x^2 \left( x^2 + 4 \right)}dx\]
Exercise 19.30 | Q 51 | Page 177
\[\int\frac{\cos x}{\left( 1 - \sin x \right) \left( 2 - \sin x \right)} dx\]
Exercise 19.30 | Q 52 | Page 177
\[\int\frac{2x + 1}{\left( x - 2 \right) \left( x - 3 \right)} dx\]
Exercise 19.30 | Q 53 | Page 177
\[\int\frac{1}{\left( x^2 + 1 \right) \left( x^2 + 2 \right)} dx\]
Exercise 19.30 | Q 54 | Page 177
\[\int\frac{1}{x \left( x^4 - 1 \right)} dx\]
Exercise 19.30 | Q 55 | Page 177
\[\int\frac{1}{x^4 - 1} dx\]
Exercise 19.30 | Q 56 | Page 177
Find \[\int\frac{2x}{\left( x^2 + 1 \right) \left( x^2 + 2 \right)^2}dx\]
Exercise 19.30 | Q 57 | Page 177

Evaluate the following integrals:

\[\int\frac{x^2}{(x - 1) ( x^2 + 1)}dx\]
Exercise 19.30 | Q 58 | Page 177

Evaluate the following integral:

\[\int\frac{x^2}{\left( x^2 + a^2 \right)\left( x^2 + b^2 \right)}dx\]
Exercise 19.30 | Q 59 | Page 177
\[\int\frac{1}{\cos x \left( 5 - 4 \sin x \right)} dx\]
Exercise 19.30 | Q 60 | Page 178
\[\int\frac{1}{\sin x \left( 3 + 2 \cos x \right)} dx\]
Exercise 19.30 | Q 61 | Page 17
\[\int\frac{1}{\sin x + \sin 2x} dx\]
Exercise 19.30 | Q 62 | Page 178
\[\int\frac{x + 1}{x \left( 1 + x e^x \right)} dx\]
Exercise 19.30 | Q 63 | Page 178
\[\int\frac{\left( x^2 + 1 \right) \left( x^2 + 2 \right)}{\left( x^2 + 3 \right) \left( x^2 + 4 \right)} dx\]

 

Exercise 19.30 | Q 64 | Page 178
\[\int\frac{4 x^4 + 3}{\left( x^2 + 2 \right) \left( x^2 + 3 \right) \left( x^2 + 4 \right)} dx\]
Exercise 19.30 | Q 65 | Page 178
\[\int\frac{x^4}{\left( x - 1 \right) \left( x^2 + 1 \right)} dx\]
Exercise 19.30 | Q 66 | Page 178

Evaluate the following integral:

\[\int\frac{x^2}{x^4 - x^2 - 12}dx\]

 

Exercise 19.30 | Q 67 | Page 178

Evaluate the following integral:

\[\int\frac{x^2}{1 - x^4}dx\]
Exercise 19.30 | Q 68 | Page 178

Evaluate the following integral:

\[\int\frac{x^2}{x^4 + x^2 - 2}dx\]
Exercise 19.30 | Q 69 | Page 178
\[\int\frac{( x^2 + 1) ( x^2 + 4)}{( x^2 + 3) ( x^2 - 5)} dx\]
Exercise 19.31 [Page 190]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.31 [Page 190]

Exercise 19.31 | Q 1 | Page 190
\[\int\frac{x^2 + 1}{x^4 + x^2 + 1} \text{  dx }\]
Exercise 19.31 | Q 2 | Page 190
\[\int\sqrt{\cot \text{θ} d  } \text{ θ}\]
Exercise 19.31 | Q 3 | Page 190
\[\int\frac{x^2 + 9}{x^4 + 81} \text{ dx }\]

 

Exercise 19.31 | Q 4 | Page 190
\[\int\frac{1}{x^4 + x^2 + 1} \text{ dx }\]
Exercise 19.31 | Q 5 | Page 190
\[\int\frac{x^2 - 3x + 1}{x^4 + x^2 + 1} \text{ dx }\]
Exercise 19.31 | Q 6 | Page 190
\[\int\frac{x^2 + 1}{x^4 - x^2 + 1} \text{ dx }\]
Exercise 19.31 | Q 7 | Page 190
\[\int\frac{x^2 - 1}{x^4 + 1} \text{ dx }\]
Exercise 19.31 | Q 8 | Page 190
\[\int\frac{x^2 + 1}{x^4 + 7 x^2 + 1} 2 \text{ dx }\]
Exercise 19.31 | Q 9 | Page 190
\[\int\frac{\left( x - 1 \right)^2}{x^4 + x^2 + 1} \text{ dx}\]
Exercise 19.31 | Q 10 | Page 190
\[\int\frac{1}{x^4 + 3 x^2 + 1} \text{ dx }\]
Exercise 19.31 | Q 11 | Page 190

Evaluate the following integral:

\[\int\frac{1}{\sin^4 x + \sin^2 x \cos^2 x + \cos^4 x}dx\]
Exercise 19.32 [Page 196]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Exercise 19.32 [Page 196]

Exercise 19.32 | Q 1 | Page 196
\[\int\frac{1}{\left( x - 1 \right) \sqrt{x + 2}} \text{ dx }\]
Exercise 19.32 | Q 2 | Page 196
\[\int\frac{1}{\left( x - 1 \right) \sqrt{2x + 3}} \text{ dx }\]
Exercise 19.32 | Q 3 | Page 196
\[\int\frac{x + 1}{\left( x - 1 \right) \sqrt{x + 2}} \text{ dx }\]
Exercise 19.32 | Q 4 | Page 196
\[\int\frac{x^2}{\left( x - 1 \right) \sqrt{x + 2}}\text{  dx}\]
Exercise 19.32 | Q 5 | Page 196
\[\int\frac{x}{\left( x - 3 \right) \sqrt{x + 1}} \text{ dx}\]
Exercise 19.32 | Q 6 | Page 196
\[\int\frac{1}{\left( x^2 + 1 \right) \sqrt{x}} \text{ dx }\]
Exercise 19.32 | Q 7 | Page 196
\[\int\frac{x}{\left( x^2 + 2x + 2 \right) \sqrt{x + 1}} \text{ dx}\]
Exercise 19.32 | Q 8 | Page 196
\[\int\frac{1}{\left( x - 1 \right) \sqrt{x^2 + 1}} \text{ dx }\]
Exercise 19.32 | Q 9 | Page 196
\[\int\frac{1}{\left( x + 1 \right) \sqrt{x^2 + x + 1}} \text{ dx }\]
Exercise 19.32 | Q 10 | Page 196
\[\int\frac{1}{\left( x^2 - 1 \right) \sqrt{x^2 + 1}} \text{ dx }\]
Exercise 19.32 | Q 11 | Page 176
\[\int\frac{x}{\left( x^2 + 4 \right) \sqrt{x^2 + 1}} \text{ dx }\]
Exercise 19.32 | Q 12 | Page 196
\[\int\frac{1}{\left( 1 + x^2 \right) \sqrt{1 - x^2}} \text{ dx }\]
Exercise 19.32 | Q 13 | Page 176
\[\int\frac{1}{\left( 2 x^2 + 3 \right) \sqrt{x^2 - 4}} \text{ dx }\]
Exercise 19.32 | Q 14 | Page 196
\[\int\frac{x}{\left( x^2 + 4 \right) \sqrt{x^2 + 9}} \text{ dx}\]
Very Short Answers [Pages 197 - 198]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Very Short Answers [Pages 197 - 198]

Very Short Answers | Q 1 | Page 197

Write a value of

\[\int\frac{1 + \cot x}{x + \log \sin x} \text{ dx }\]
Very Short Answers | Q 2 | Page 197

Write a value of

\[\int e^{3 \text{ log x}} x^4\text{ dx}\]
Very Short Answers | Q 3 | Page 197

Write a value of

\[\int x^2 \sin x^3 \text{ dx }\]
Very Short Answers | Q 4 | Page 197

Write a value of

\[\int \tan^3 x \sec^2 x \text{ dx }\].

 

Very Short Answers | Q 5 | Page 197

Write a value of

\[\int e^x \left( \sin x + \cos x \right) \text{ dx}\]

 

Very Short Answers | Q 6 | Page 197

Write a value of

\[\int \tan^6 x \sec^2 x \text{ dx }\] .
Very Short Answers | Q 7 | Page 197

Write a value of

\[\int\frac{\cos x}{3 + 2 \sin x}\text{  dx}\]
Very Short Answers | Q 8 | Page 197

Write a value of

\[\int e^x \sec x \left( 1 + \tan x \right) \text{ dx }\]
Very Short Answers | Q 9 | Page 197

Write a value of

\[\int\frac{\log x^n}{x} \text{ dx}\]
Very Short Answers | Q 10 | Page 197

Write a value of

\[\int\frac{\left( \log x \right)^n}{x} \text{ dx }\]
Very Short Answers | Q 11 | Page 197

Write a value of

\[\int e^{\text{ log  sin x  }}\text{ cos x}. \text{ dx}\]
Very Short Answers | Q 12 | Page 197
 Write a valoue of \[\int \sin^3 x \cos x\ dx\]

 

Very Short Answers | Q 13 | Page 197

Write a value of\[\int \cos^4 x \text{ sin x dx }\]

Very Short Answers | Q 14 | Page 197

Write a value of\[\int\text{ tan x }\sec^3 x\ dx\]

Very Short Answers | Q 15 | Page 179

Write a value of\[\int\frac{1}{1 + e^x} \text{ dx }\]

Very Short Answers | Q 16 | Page 197

Write a value of\[\int\frac{1}{1 + 2 e^x} \text{ dx }\].

Very Short Answers | Q 17 | Page 197

Write a value of\[\int\frac{\left( \tan^{- 1} x \right)^3}{1 + x^2} dx\]

Very Short Answers | Q 18 | Page 197

Write a value of\[\int\frac{\sec^2 x}{\left( 5 + \tan x \right)^4} dx\]

Very Short Answers | Q 19 | Page 197

Write a value of\[\int\frac{\sin x + \cos x}{\sqrt{1 + \sin 2x}} dx\]

Very Short Answers | Q 20 | Page 197

Write a value of\[\int \log_e x\ dx\].

 

Very Short Answers | Q 21 | Page 197

Write a value of\[\int a^x e^x \text{ dx }\]

Very Short Answers | Q 22 | Page 197

Write a value of

\[\int e^{2 x^2 + \ln x} \text{ dx}\]
Very Short Answers | Q 23 | Page 197

Write a value of\[\int\left( e^{x \log_e \text{  a}} + e^{a \log_e x} \right) dx\] .

Very Short Answers | Q 24 | Page 197
Write a value of\[\int\frac{\cos x}{\sin x \log \sin x} dx\]

 

Very Short Answers | Q 25 | Page 197

Write a value of\[\int\frac{\sin 2x}{a^2 \sin^2 x + b^2 \cos^2 x} \text{ dx }\]

Very Short Answers | Q 26 | Page 197

Write a value of

\[\int\frac{a^x}{3 + a^x} \text{ dx}\]
Very Short Answers | Q 27 | Page 197

Write a value of

\[\int\frac{1 + \log x}{3 + x \log x} \text{ dx }\] .
Very Short Answers | Q 28 | Page 197

Write a value of\[\int\frac{\sin x}{\cos^3 x} \text{ dx }\]

Very Short Answers | Q 29 | Page 197

Write a value of\[\int\frac{\sin x - \cos x}{\sqrt{1 + \sin 2x}} \text{ dx}\]

Very Short Answers | Q 30 | Page 197

Write a value of\[\int\frac{1}{x \left( \log x \right)^n} \text { dx }\].

Very Short Answers | Q 31 | Page 197

Write a value of\[\int e^{ax} \sin\ bx\ dx\]

Very Short Answers | Q 32 | Page 197
Write a value of\[\int e^{ax} \cos\ bx\ dx\].

 

Very Short Answers | Q 33 | Page 198

Write a value of\[\int e^x \left( \frac{1}{x} - \frac{1}{x^2} \right) dx\] .

Very Short Answers | Q 34 | Page 198

Write a value of\[\int e^{ax} \left\{ a f\left( x \right) + f'\left( x \right) \right\} dx\] .

Very Short Answers | Q 35 | Page 198

Write a value of\[\int\sqrt{4 - x^2} \text{ dx }\]

Very Short Answers | Q 36 | Page 198

Write a value of\[\int\sqrt{9 + x^2} \text{ dx }\].

Very Short Answers | Q 37 | Page 198

Write a value of\[\int\sqrt{x^2 - 9} \text{ dx}\]

Very Short Answers | Q 38 | Page 198

Evaluate:\[\int\frac{x^2}{1 + x^3} \text{ dx }\] .

Very Short Answers | Q 39 | Page 198

Evaluate:

\[\int\frac{x^2 + 4x}{x^3 + 6 x^2 + 5} \text{ dx }\]
Very Short Answers | Q 40 | Page 198

Evaluate:\[\int\frac{\sec^2 \sqrt{x}}{\sqrt{x}} \text{ dx }\]

 

Very Short Answers | Q 41 | Page 198

Evaluate:\[\int\frac{\sin \sqrt{x}}{\sqrt{x}} \text{ dx }\]

Very Short Answers | Q 42 | Page 198

Evaluate:\[\int\frac{\cos \sqrt{x}}{\sqrt{x}} \text{ dx }\]

Very Short Answers | Q 43 | Page 198

Evaluate:\[\int\frac{\left( 1 + \log x \right)^2}{x} \text{   dx }\]

Very Short Answers | Q 44 | Page 198

Evaluate:\[\int \sec^2 \left( 7 - 4x \right) \text{ dx }\]

Very Short Answers | Q 45 | Page 198

Evaluate:\[\int\frac{\log x}{x} \text{ dx }\]

Very Short Answers | Q 46 | Page 198

Evaluate:  \[\int 2^x  \text{ dx }\]

Very Short Answers | Q 47 | Page 198

Write a value of \[\int\frac{1 - \sin x}{\cos^2 x} \text{ dx }\]

Very Short Answers | Q 48 | Page 198

Evaluate:  \[\int\frac{x^3 - 1}{x^2} \text{ dx}\]

Very Short Answers | Q 49 | Page 198

Evaluate: \[\int\frac{x^3 - x^2 + x - 1}{x - 1} \text{ dx }\]

Very Short Answers | Q 50 | Page 198

Evaluate:\[\int\frac{e\tan^{- 1} x}{1 + x^2} \text{ dx }\]

Very Short Answers | Q 51 | Page 198

Evaluate: \[\int\frac{1}{\sqrt{1 - x^2}} \text{ dx }\]

Very Short Answers | Q 52 | Page 198

Write the value of\[\int\sec x \left( \sec x + \tan x \right)\text{  dx }\]

Very Short Answers | Q 53 | Page 198

Evaluate: \[\int\frac{1}{x^2 + 16}\text{ dx }\]

Very Short Answers | Q 54 | Page 198

Evaluate: \[\int\left( 1 - x \right)\sqrt{x}\text{  dx }\]

Very Short Answers | Q 55 | Page 198

Evaluate: \[\int\frac{x + \cos6x}{3 x^2 + \sin6x}\text{ dx }\]

Very Short Answers | Q 56 | Page 198
\[\text{ If } \int\left( \frac{x - 1}{x^2} \right) e^x dx = f\left( x \right) e^x + C, \text{ then  write  the value of  f}\left( x \right) .\]
Very Short Answers | Q 57 | Page 198
\[If \int e^x \left( \tan x + 1 \right)\text{ sec  x  dx } = e^x f\left( x \right) + C, \text{ then  write  the value  of  f}\left( x \right) .\]

 

 

Very Short Answers | Q 58 | Page 198

Evaluate:  \[\int\frac{2}{1 - \cos2x}\text{ dx }\]

Very Short Answers | Q 59 | Page 198

Write the anti-derivative of  \[\left( 3\sqrt{x} + \frac{1}{\sqrt{x}} \right) .\]

Very Short Answers | Q 60 | Page 198

Evaluate:

\[\int \cos^{-1} \left(\sin x \right) \text{dx}\]

Very Short Answers | Q 61 | Page 198

Evaluate: 

\[\int\frac{1}{\sin^2 x \cos^2 x}dx\]
Very Short Answers | Q 62 | Page 198

Evaluate : \[\int\frac{1}{x(1 + \log x)} \text{ dx}\]

MCQ [Pages 199 - 203]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals MCQ [Pages 199 - 203]

MCQ | Q 1 | Page 199
\[\int\frac{x}{4 + x^4} \text{ dx }\] is equal to
  • \[\frac{1}{4} \tan^{- 1} x^2 + C\]

  • \[\frac{1}{4} \tan^{- 1} \left( \frac{x^2}{2} \right)\]

  • \[\frac{1}{2} \tan^{- 1} \left( \frac{x^2}{2} \right)\]

  • none of these

MCQ | Q 2 | Page 199
\[\int\frac{1}{\cos x + \sqrt{3} \sin x} \text{ dx } \] is equal to
  • `  log   tan (x/3  + π / 2) + C `

  • \[\text{ log  tan}   \left( \frac{x}{2} - \frac{\pi}{3} \right) + C\]

  • `   1/2  log   tan (x/2  + π /3 ) + C `

  • none of these

MCQ | Q 3 | Page 200
` \int \text{ x} \text{ sec x}^2 \text{  dx  is  equal  to }`

 

  • \[\frac{1}{2}\] log (sec x2 + tan x2) + C

  • \[\frac{x^2}{2}\]  log (sec x2 + tan x2) + C

  • 2 log (sec x2 + tan x2) + C

  • none of these

MCQ | Q 4 | Page 200

If \[\int\frac{1}{5 + 4 \sin x} dx = A \tan^{- 1} \left( B \tan\frac{x}{2} + \frac{4}{3} \right) + C,\] then

  •  A =\[\frac{2}{3}\], B =\[\frac{5}{3}\]

  •  A =\[\frac{1}{3}\], B = \[\frac{2}{3}\]

  •  A =\[- \frac{2}{3}\], B =\[\frac{5}{3}\]

  • A =\[\frac{1}{3}\], B =\[- \frac{5}{3}\]

MCQ | Q 5 | Page 200
\[\int x^{\sin x} \left( \frac{\sin x}{x} + \cos x . \log x \right) dx\] is equal to
  •  xsin x + C

  •  xsin x cos x + C

  • \[\frac{\left( x^{\sin x} \right)^2}{2} + C\]

  • none of these

MCQ | Q 6 | Page 200

Integration of \[\frac{1}{1 + \left( \log_e x \right)^2}\] with respect to loge x is

  • \[\frac{\tan^{- 1} \left( \log_e x \right)}{x} + C\]

  • \[\tan^{- 1} \left( \log_e x \right) + C\]

  • \[\frac{\tan^{- 1} x}{x} + C\]

  • none of these

MCQ | Q 7 | Page 200

If \[\int\frac{\cos 8x + 1}{\tan 2x - \cot 2x} dx\]

  • \[- \frac{1}{16}\]

  • \[\frac{1}{8}\]

  • \[\frac{1}{16}\]

  • \[- \frac{1}{8}\]

MCQ | Q 8 | Page 200

If \[\int\frac{\sin^8 x - \cos^8 x}{1 - 2 \sin^2 x \cos^2 x} dx\]

  • -1/2

  • 1/2

  • -1

  • 1

MCQ | Q 9 | Page 200
\[\int\left( x - 1 \right) e^{- x} dx\] is equal to
  • − xex + C

  • xex + C

  • − xex + C

  • xex + C

MCQ | Q 10 | Page 200

If \[\int\frac{2^{1/x}}{x^2} dx = k 2^{1/x} + C,\]  then k is equal to

  • \[- \frac{1}{\log_e 2}\]

  • − loge 2

  • `-1`

  • \[\frac{1}{2}\]

MCQ | Q 11 | Page 200
\[\int\frac{1}{1 + \tan x} dx =\]
  • loge (x + sin x) + C

  • loge (sin x + cos x) + C

  • \[2 \sec^2 \frac{x}{2} + C\]

  • \[\frac{1}{2}\] [x + log (sin x + cos x)] + C

MCQ | Q 12 | Page 200
\[\int \left| x \right|^3 dx\] is equal to
  • \[\frac{- x^4}{4} + C\]

  • \[\frac{\left| x \right|^4}{4} + C\]

  • \[\frac{x^4}{4} + C\]

  • none of these

MCQ | Q 13 | Page 200

The value of \[\int\frac{\cos \sqrt{x}}{\sqrt{x}} dx\] is

  • 2 cos \[\sqrt{x}\]

  • \[\sqrt{\frac{\cos x}{x}} + C\]

  • sin \[\sqrt{x} + C\]

  • 2 sin \[\sqrt{x} + C\]

MCQ | Q 14 | Page 201
\[\int e^x \left( 1 - \cot x + \cot^2 x \right) dx =\]
  •  ex cot x + C

  • ex cot x + C

  •  ex cosec x + C

  • ex cosec x + C

MCQ | Q 15 | Page 201
\[\int\frac{\sin^6 x}{\cos^8 x} dx =\]
  •  tan 7x + C

  • \[\frac{\tan^7 x}{7} + C\]
  • \[\frac{\tan 7x}{7} + C\]
  • sec7 x + C

MCQ | Q 16 | Page 201
\[\int\frac{1}{7 + 5 \cos x} dx =\]
  • \[\frac{1}{\sqrt{6}} \tan^{- 1} \left( \frac{1}{\sqrt{6}}\tan\frac{x}{2} \right) + C\]
  • \[\frac{1}{\sqrt{3}} \tan^{- 1} \left( \frac{1}{\sqrt{3}}\tan\frac{x}{2} \right) + C\]

  • \[\frac{1}{4} \tan^{- 1} \left( \tan\frac{x}{2} \right) + C\]
  • \[\frac{1}{7} \tan^{- 1} \left( \tan\frac{x}{2} \right) + C\]
MCQ | Q 17 | Page 201
\[\int\frac{1}{1 - \cos x - \sin x} dx =\]
  • \[\log\left| 1 + \cot\frac{x}{2} \right| + C\]
  • \[\log\left| 1 - \tan\frac{x}{2} \right| + C\]
  • \[\log\left| 1 - \cot\frac{x}{2} \right| + C\]
  • \[\log\left| 1 + \tan\frac{x}{2} \right| + C\]
MCQ | Q 18 | Page 201

\[\int\frac{x + 3}{\left( x + 4 \right)^2} e^x dx =\]

  • \[\frac{e^x}{x + 4} + C\]

  • \[\frac{e^x}{x + 3} + C\]

  • \[\frac{1}{\left( x + 4 \right)^2} + C\]

  • \[\frac{e^x}{\left( x + 4 \right)^2} + C\]

MCQ | Q 19 | Page 201
\[\int\frac{\sin x}{3 + 4 \cos^2 x} dx\]
  • log (3 + 4 cos2 x) + C

  • \[\frac{1}{2 \sqrt{3}} \tan^{- 1} \left( \frac{\cos x}{\sqrt{3}} \right) + C\]
  • \[- \frac{1}{2 \sqrt{3}} \tan^{- 1} \left( \frac{2 \cos x}{\sqrt{3}} \right) + C\]
  • \[\frac{1}{2 \sqrt{3}} \tan^{- 1} \left( \frac{2 \cos x}{\sqrt{3}} \right) + C\]
MCQ | Q 20 | Page 201
\[\int e^x \left( \frac{1 - \sin x}{1 - \cos x} \right) dx\]
  • \[- e^x \tan\frac{x}{2} + C\]
  • \[- e^x \cot\frac{x}{2} + C\]
  • \[- \frac{1}{2} e^x \tan\frac{x}{2} + C\]
  • \[- \frac{1}{2} e^x \cot\frac{x}{2} + C\]
MCQ | Q 21 | Page 201
\[\int\frac{2}{\left( e^x + e^{- x} \right)^2} dx\]
  • \[\frac{- e^{- x}}{e^x + e^{- x}} + C\]
  • \[- \frac{1}{e^x + e^{- x}} + C\]
  • \[\frac{- 1}{\left( e^x + 1 \right)^2} + C\]
  • \[\frac{1}{e^x - e^{- x}} + C\]
MCQ | Q 22 | Page 201
\[\int\frac{e^x \left( 1 + x \right)}{\cos^2 \left( x e^x \right)} dx =\]
  • 2 loge cos (xex) + C

  • sec (xex) + C

  • tan (xex) + C

  •  tan (x + ex) + C

MCQ | Q 23 | Page 201
\[\int\frac{\sin^2 x}{\cos^4 x} dx =\]
  • \[\frac{1}{3} \tan^2 x + C\]
  • \[\frac{1}{2} \tan^2 x + C\]
  • \[\frac{1}{3} \tan^3 x + C\]
  • none of these

MCQ | Q 24 | Page 202

The primitive of the function \[f\left( x \right) = \left( 1 - \frac{1}{x^2} \right) a^{x + \frac{1}{x}} , a > 0\text{ is}\]

  • \[\frac{a^{x + \frac{1}{x}}}{\log_e a}\]
  • \[\log_e a \cdot a^{x + \frac{1}{x}}\]
  • \[\frac{a^{x + \frac{1}{x}}}{x} \log_e a\]
  • \[x\frac{a^{x + \frac{1}{x}}}{\log_e a}\]
MCQ | Q 25 | Page 202

The value of \[\int\frac{1}{x + x \log x} dx\] is

  • 1 + log x

  • x + log x

  • x log (1 + log x)

  • log (1 + log x)

MCQ | Q 26 | Page 202

\[\int\sqrt{\frac{x}{1 - x}} dx\]  is equal to

  • \[\sin^{- 1} \sqrt{x} + C\]
  • \[\sin^{- 1} \left\{ \sqrt{x} - \sqrt{x \left( 1 - x \right)} \right\} + C\]
  • \[\sin^{- 1} \left\{ \sqrt{x \left( 1 - x \right)} \right\} + C\]
  • \[\sin^{- 1} \sqrt{x} - \sqrt{x \left( 1 - x \right)} + C\]
MCQ | Q 27 | Page 202
\[\int e^x \left\{ f\left( x \right) + f'\left( x \right) \right\} dx =\]
 
  • ex f (x) + C

  • ex + (x)

  •  2ex f (x)

  •  ex − f (x)

MCQ | Q 28 | Page 202

The value of \[\int\frac{\sin x + \cos x}{\sqrt{1 - \sin 2x}} dx\] is equal to

  • \[\sqrt{\sin 2x} + C\]
  • \[\sqrt{\cos 2x} + C\]
  •  ± (sin x − cos x) + C

  •  ± log (sin x − cos x) + C

MCQ | Q 30 | Page 202
\[\int\frac{\cos 2x - 1}{\cos 2x + 1} dx =\]
  • tan x − x + C

  • x + tan x + C

  • x − tan x + C

  • − x − cot x + C

MCQ | Q 31 | Page 202
\[\int\frac{\cos2x - \cos2\theta}{\cos x - \cos\theta}dx\] is equal to 
  • \[2\left( \sin x + x\cos\theta \right) + C\]

  • \[2\left( \sin x - x\cos\theta \right) + C\]
  • \[2\left( \sin x + 2x\cos\theta \right) + C\]

  • \[2\left( \sin x - 2x\cos\theta \right) + C\]
MCQ | Q 32 | Page 202
\[\int\frac{x^9}{\left( 4 x^2 + 1 \right)^6}dx\]  is equal to 
  • \[ \frac{1}{5x} \left( 4 + \frac{1}{x^2} \right)^{- 5} + C\]

  • \[ \frac{1}{5} \left( 4 + \frac{1}{x^2} \right)^{- 5} + C\]

  • \[ \frac{1}{10x} \left( \frac{1}{x^2} + 4 \right)^{- 5} + C\]

  • \[ \frac{1}{10} \left( \frac{1}{x^2} + 4 \right)^{- 5} + C\]

     

MCQ | Q 33 | Page 202

\[\int\frac{x^3}{\sqrt{1 + x^2}}dx = a \left( 1 + x^2 \right)^\frac{3}{2} + b\sqrt{1 + x^2} + C\], then 

  • \[ a = \frac{1}{3}, b = 1\]

  • \[a = - \frac{1}{3}, b = 1\]

  • \[ a = - \frac{1}{3}, b = - 1\]

  • \[ a = \frac{1}{3}, b = - 1\]

     

MCQ | Q 34 | Page 202
\[\int\frac{x^3}{x + 1}dx\] is equal to
  • \[ x + \frac{x^2}{2} + \frac{x^3}{3} - \log\left| 1 - x \right| + C\]

  • \[ x + \frac{x^2}{2} - \frac{x^3}{3} - \log\left| 1 - x \right| + C\]

  • \[ x - \frac{x^2}{2} - \frac{x^3}{3} - \log\left| 1 + x \right| + C\]

  • \[ x - \frac{x^2}{2} + \frac{x^3}{3} - \log\left| 1 + x \right| + C\]

     

MCQ | Q 35 | Page 203

If \[\int\frac{1}{\left( x + 2 \right)\left( x^2 + 1 \right)}dx = a\log\left| 1 + x^2 \right| + b \tan^{- 1} x + \frac{1}{5}\log\left| x + 2 \right| + C,\] then

  • \[ a = - \frac{1}{10}, b = - \frac{2}{5}\]

  • \[a = \frac{1}{10}, b = - \frac{2}{5}\]

  • \[ a = - \frac{1}{10}, b = \frac{2}{5}\]

  • \[ a = \frac{1}{10}, b = \frac{2}{5}\]
Revision Excercise [Pages 203 - 205]

RD Sharma solutions for Mathematics [English] Class 12 19 Indefinite Integrals Revision Excercise [Pages 203 - 205]

Revision Excercise | Q 1 | Page 203

\[\int\frac{1}{\sqrt{x} + \sqrt{x + 1}}  \text{ dx }\]

Revision Excercise | Q 2 | Page 203

\[\int\frac{1 - x^4}{1 - x} \text{ dx }\]

Revision Excercise | Q 3 | Page 203

\[\int\frac{x + 2}{\left( x + 1 \right)^3} \text{ dx }\]

Revision Excercise | Q 4 | Page 203

\[\int\frac{8x + 13}{\sqrt{4x + 7}} \text{ dx }\]

Revision Excercise | Q 5 | Page 203

\[\int\frac{1 + x + x^2}{x^2 \left( 1 + x \right)} \text{ dx}\]

Revision Excercise | Q 6 | Page 203
\[\int\frac{\left( 2^x + 3^x \right)^2}{6^x} \text{ dx }\] 
Revision Excercise | Q 7 | Page 203
\[\int\frac{\sin x}{1 + \sin x} \text{ dx }\]
Revision Excercise | Q 8 | Page 203
\[\int\frac{x^4 + x^2 - 1}{x^2 + 1} \text{ dx}\]
Revision Excercise | Q 9 | Page 203
\[\int \sec^2 x \cos^2 2x \text{ dx }\]
Revision Excercise | Q 10 | Page 203
\[\int \text{cosec}^2 x \text{ cos}^2 \text{  2x  dx} \]
Revision Excercise | Q 11 | Page 203
\[\int \sin^4 2x\ dx\]
Revision Excercise | Q 12 | Page 203
\[\int \cos^3 (3x)\ dx\]
Revision Excercise | Q 13 | Page 203
\[\int\frac{\sin 2x}{a^2 + b^2 \sin^2 x}\]
Revision Excercise | Q 14 | Page 203
\[\int\frac{1}{\left( \sin^{- 1} x \right) \sqrt{1 - x^2}} \text{ dx} \]
Revision Excercise | Q 15 | Page 203
\[\int\frac{\left( \sin^{- 1} x \right)^3}{\sqrt{1 - x^2}} \text{ dx }\]
Revision Excercise | Q 16 | Page 203
\[\int\frac{1}{e^x + 1} \text{ dx }\]
Revision Excercise | Q 17 | Page 203
\[\int\frac{e^x - 1}{e^x + 1} \text{ dx}\]
Revision Excercise | Q 18 | Page 203
\[\int\frac{1}{e^x + e^{- x}} dx\]
Revision Excercise | Q 19 | Page 203
\[\int\frac{\cos^7 x}{\sin x} dx\]
Revision Excercise | Q 20 | Page 203

\[\int\sin x \sin 2x \text{ sin  3x  dx }\]

Revision Excercise | Q 21 | Page 203

\[\int\text{ cos x  cos  2x   cos  3x  dx}\]

Revision Excercise | Q 22 | Page 203
\[\int\frac{\sin x + \cos x}{\sqrt{\sin 2x}} \text{ dx}\]
Revision Excercise | Q 23 | Page 203
\[\int\frac{\sin x - \cos x}{\sqrt{\sin 2x}} \text{ dx }\]
 
 
Revision Excercise | Q 24 | Page 203
\[\int\frac{1}{\text{ sin} \left( x - a \right) \text{ sin } \left( x - b \right)} \text{ dx }\]
Revision Excercise | Q 25 | Page 203
\[\int\frac{1}{\text{ cos }\left( x - a \right) \text{ cos }\left( x - b \right)} \text{ dx }\]
Revision Excercise | Q 26 | Page 203
\[\int\frac{\sin x}{\sqrt{1 + \sin x}} dx\]
Revision Excercise | Q 27 | Page 203
\[\int\frac{\sin x}{\cos 2x} \text{ dx }\]
Revision Excercise | Q 28 | Page 203
\[\int \tan^3 x\ dx\]
Revision Excercise | Q 29 | Page 203
\[\int \tan^4 x\ dx\]
Revision Excercise | Q 30 | Page 203
\[\int \tan^5 x\ dx\]
Revision Excercise | Q 31 | Page 203
\[\int \cot^4 x\ dx\]
Revision Excercise | Q 32 | Page 203
\[\int \cot^5 x\ dx\]
Revision Excercise | Q 33 | Page 203
\[\int\frac{x^2}{\left( x - 1 \right)^3} dx\]
Revision Excercise | Q 34 | Page 203
\[\int x\sqrt{2x + 3} \text{ dx }\]
Revision Excercise | Q 35 | Page 203
\[\int\frac{x^3}{\left( 1 + x^2 \right)^2} \text{ dx }\]
Revision Excercise | Q 36 | Page 203
\[\int x \sin^5 x^2 \cos x^2 dx\]
Revision Excercise | Q 37 | Page 203
\[\int \sin^3 x \cos^4 x\ \text{ dx }\]
Revision Excercise | Q 38 | Page 203
\[\int \sin^5 x\ dx\]
Revision Excercise | Q 39 | Page 203
\[\int \cos^5 x\ dx\]
Revision Excercise | Q 40 | Page 203
\[\int\sqrt{\sin x} \cos^3 x\ \text{ dx }\]
Revision Excercise | Q 41 | Page 203
\[\int\frac{\sin 2x}{\sin^4 x + \cos^4 x} \text{ dx }\]
Revision Excercise | Q 42 | Page 203
\[\int\frac{1}{\sqrt{x^2 - a^2}} \text{ dx }\]
Revision Excercise | Q 43 | Page 203
\[\int\frac{1}{\sqrt{x^2 + a^2}} \text{ dx }\]
Revision Excercise | Q 44 | Page 203
\[\int\frac{1}{4 x^2 + 4x + 5} dx\]
Revision Excercise | Q 45 | Page 203
\[\int\frac{1}{x^2 + 4x - 5} \text{ dx }\]
Revision Excercise | Q 46 | Page 203
\[\int\frac{1}{1 - x - 4 x^2}\text{  dx }\]
Revision Excercise | Q 47 | Page 203
\[\int\frac{1}{3 x^2 + 13x - 10} \text{ dx }\]
Revision Excercise | Q 48 | Page 203
\[\int\frac{\sin x}{\sqrt{\cos^2 x - 2 \cos x - 3}} \text{ dx }\]
Revision Excercise | Q 49 | Page 204
\[\int\sqrt{\text{ cosec  x} - 1} \text{ dx }\]
Revision Excercise | Q 50 | Page 204
\[\int\frac{1}{\sqrt{3 - 2x - x^2}} \text{ dx}\]
Revision Excercise | Q 51 | Page 204
\[\int\frac{x + 1}{x^2 + 4x + 5} \text{  dx}\]
Revision Excercise | Q 52 | Page 204
\[\int\frac{5x + 7}{\sqrt{\left( x - 5 \right) \left( x - 4 \right)}} \text{ dx }\]
Revision Excercise | Q 53 | Page 204
\[\int\sqrt{\frac{1 + x}{x}} \text{ dx }\]
Revision Excercise | Q 54 | Page 204

\[\int\sqrt{\frac{1 - x}{x}} \text{ dx}\]

Revision Excercise | Q 55 | Page 204
\[\int\frac{\sqrt{a} - \sqrt{x}}{1 - \sqrt{ax}}\text{  dx }\]
Revision Excercise | Q 56 | Page 204
\[\int\frac{1}{\left( \sin x - 2 \cos x \right) \left( 2 \sin x + \cos x \right)} \text{ dx }\]
Revision Excercise | Q 57 | Page 204

\[\int\frac{1}{4 \sin^2 x + 4 \sin x \cos x + 5 \cos^2 x} \text{ dx }\]

Revision Excercise | Q 58 | Page 204
\[\int\frac{1}{a + b \tan x} \text{ dx }\]
Revision Excercise | Q 59 | Page 204
\[\int\frac{1}{\sin^2 x + \sin 2x} \text{ dx }\]
Revision Excercise | Q 60 | Page 204

\[\int\frac{\sin x + 2 \cos x}{2 \sin x + \cos x} \text{ dx }\]

Revision Excercise | Q 61 | Page 204

\[\int\frac{x^3}{\sqrt{x^8 + 4}} \text{ dx }\]

Revision Excercise | Q 62 | Page 204

\[\int\frac{1}{2 - 3 \cos 2x} \text{ dx }\]

Revision Excercise | Q 63 | Page 204
\[\int\frac{\cos x}{\frac{1}{4} - \cos^2 x} \text{ dx }\]
Revision Excercise | Q 64 | Page 204
\[\int\frac{1}{1 + 2 \cos x} \text{ dx }\]
Revision Excercise | Q 65 | Page 204
\[\int\frac{1}{1 - 2 \sin x} \text{ dx }\]
Revision Excercise | Q 66 | Page 204
\[\int\frac{1}{\sin x \left( 2 + 3 \cos x \right)} \text{ dx }\]
Revision Excercise | Q 67 | Page 204
\[\int\frac{1}{\sin x + \sin 2x} \text{ dx }\]
Revision Excercise | Q 68 | Page 204

\[\int\frac{1}{\sin^4 x + \cos^4 x} \text{ dx}\]

Revision Excercise | Q 69 | Page 204
\[\int\frac{1}{5 - 4 \sin x} \text{ dx }\]
Revision Excercise | Q 70 | Page 205

\[\int \sec^4 x\ dx\]

Revision Excercise | Q 71 | Page 204

\[\int {cosec}^4 2x\ dx\]

Revision Excercise | Q 72 | Page 204

\[\int\frac{1 + \sin x}{\sin x \left( 1 + \cos x \right)} \text{ dx }\]

Revision Excercise | Q 73 | Page 204

\[\int\frac{1}{2 + \cos x} \text{ dx }\]

Revision Excercise | Q 74 | Page 204
\[\int\sqrt{\frac{a + x}{x}}dx\]
 
Revision Excercise | Q 75 | Page 204
\[\int\frac{6x + 5}{\sqrt{6 + x - 2 x^2}} \text{ dx}\]
Revision Excercise | Q 76 | Page 204
\[\int\frac{\sin^5 x}{\cos^4 x} \text{ dx }\]
Revision Excercise | Q 77 | Page 204
\[\int\frac{\cos^5 x}{\sin x} \text{ dx }\]
Revision Excercise | Q 78 | Page 204
\[\int\frac{\sin^6 x}{\cos x} \text{ dx }\]
Revision Excercise | Q 79 | Page 204
\[\int\frac{\sin^2 x}{\cos^6 x} \text{ dx }\]
Revision Excercise | Q 80 | Page 204
\[\int \sec^6 x\ dx\]
Revision Excercise | Q 81 | Page 204
\[\int \tan^5 x\ \sec^3 x\ dx\]
Revision Excercise | Q 82 | Page 204
\[\int \tan^3 x\ \sec^4 x\ dx\]
Revision Excercise | Q 83 | Page 204
\[\int\frac{1}{\sec x + cosec x}\text{  dx }\]
Revision Excercise | Q 84 | Page 204
\[\int\sqrt{a^2 + x^2} \text{ dx }\]
Revision Excercise | Q 85 | Page 204
\[\int\sqrt{x^2 - a^2} \text{ dx}\]
Revision Excercise | Q 86 | Page 204
\[\int\sqrt{a^2 - x^2}\text{  dx }\]
Revision Excercise | Q 87 | Page 204
\[\int\sqrt{3 x^2 + 4x + 1}\text{  dx }\]
Revision Excercise | Q 88 | Page 204
\[\int\sqrt{1 + 2x - 3 x^2}\text{  dx } \]
Revision Excercise | Q 89 | Page 204
\[\int x\sqrt{1 + x - x^2}\text{  dx }\]
Revision Excercise | Q 90 | Page 204
\[\int\left( 2x + 3 \right) \sqrt{4 x^2 + 5x + 6} \text{ dx}\]
Revision Excercise | Q 91 | Page 204

\[ \int\left( 1 + x^2 \right) \ \cos 2x \ dx\]

Revision Excercise | Q 92 | Page 204
\[\int \log_{10} x\ dx\]
Revision Excercise | Q 93 | Page 204
\[\int\frac{\log \left( \log x \right)}{x} \text{ dx}\]
Revision Excercise | Q 94 | Page 204
\[\int x \sec^2 2x\ dx\]
Revision Excercise | Q 95 | Page 204
\[\int x \sin^3 x\ dx\]
Revision Excercise | Q 96 | Page 204
\[\int \left( x + 1 \right)^2 e^x \text{ dx }\]
Revision Excercise | Q 97 | Page 204
\[\int\log \left( x + \sqrt{x^2 + a^2} \right) \text{ dx}\]
Revision Excercise | Q 98 | Page 204
\[\int\frac{\log x}{x^3} \text{ dx }\]
Revision Excercise | Q 99 | Page 204
\[\int\frac{\log \left( 1 - x \right)}{x^2} \text{ dx}\]
Revision Excercise | Q 100 | Page 204
\[\int x^3 \left( \log x \right)^2\text{  dx }\]
Revision Excercise | Q 101 | Page 204
\[\int\frac{1}{x \sqrt{1 + x^n}} \text{ dx}\]
Revision Excercise | Q 102 | Page 204
\[\int\frac{x^2}{\sqrt{1 - x}} \text{ dx }\]
Revision Excercise | Q 103 | Page 204
\[\int\frac{x^5}{\sqrt{1 + x^3}} \text{ dx }\]
Revision Excercise | Q 104 | Page 204
\[\int\frac{1 + x^2}{\sqrt{1 - x^2}} \text{ dx }\]
Revision Excercise | Q 105 | Page 204
\[\int x\sqrt{\frac{1 - x}{1 + x}} \text{ dx }\]
Revision Excercise | Q 106 | Page 204
\[\int\frac{1}{x\sqrt{1 + x^3}} \text{ dx}\]
Revision Excercise | Q 107 | Page 204
\[\int\frac{\sin x + \cos x}{\sin^4 x + \cos^4 x} \text{ dx }\]
Revision Excercise | Q 108 | Page 204
\[\int x^2 \tan^{- 1} x\ dx\]
Revision Excercise | Q 109 | Page 205
\[\int \tan^{- 1} \sqrt{x}\ dx\]
Revision Excercise | Q 110 | Page 205
\[\int \sin^{- 1} \sqrt{x}\ dx\]
Revision Excercise | Q 111 | Page 204
\[\int \sec^{- 1} \sqrt{x}\ dx\]
Revision Excercise | Q 112 | Page 204
\[\int \tan^{- 1} \sqrt{\frac{1 - x}{1 + x}} \text{ dx }\]
Revision Excercise | Q 113 | Page 205
\[\int \sin^{- 1} \sqrt{\frac{x}{a + x}} \text{  dx}\]
Revision Excercise | Q 114 | Page 205
\[\int \sin^{- 1} \left( 3x - 4 x^3 \right) \text{ dx}\]
Revision Excercise | Q 115 | Page 205
\[\int \left( \sin^{- 1} x \right)^3 dx\]
Revision Excercise | Q 116 | Page 204
\[\int \cos^{- 1} \left( 1 - 2 x^2 \right) \text{ dx }\]
Revision Excercise | Q 117 | Page 205
\[\int\frac{x \sin^{- 1} x}{\left( 1 - x^2 \right)^{3/2}} \text{ dx}\]
Revision Excercise | Q 118 | Page 205
\[\int e^{2x} \left( \frac{1 + \sin 2x}{1 + \cos 2x} \right) dx\]
Revision Excercise | Q 119 | Page 205
\[\int\frac{\sqrt{1 - \sin x}}{1 + \cos x} e^{- x/2} \text{ dx}\]
Revision Excercise | Q 120 | Page 205
\[\int e^x \frac{\left( 1 - x \right)^2}{\left( 1 + x^2 \right)^2} \text{ dx }\]
Revision Excercise | Q 121 | Page 205
\[\int\frac{e^{m \tan^{- 1} x}}{\left( 1 + x^2 \right)^{3/2}} \text{ dx}\]
Revision Excercise | Q 122 | Page 205
\[\int\frac{x^2}{\left( x - 1 \right)^3 \left( x + 1 \right)} \text{ dx}\]
Revision Excercise | Q 123 | Page 205
\[\int\frac{x}{x^3 - 1} \text{ dx}\]
Revision Excercise | Q 124 | Page 205
\[\int\frac{1}{1 + x + x^2 + x^3} \text{ dx }\]
Revision Excercise | Q 125 | Page 205
\[\int\frac{1}{\left( x^2 + 2 \right) \left( x^2 + 5 \right)} \text{ dx}\]
Revision Excercise | Q 126 | Page 205
\[\int\frac{x^2 - 2}{x^5 - x} \text{ dx}\]
Revision Excercise | Q 127 | Page 205
\[\int\sqrt{\frac{1 - \sqrt{x}}{1 + \sqrt{x}}} \text{ dx}\]
Revision Excercise | Q 128 | Page 205
\[\int\frac{x^2 + x + 1}{\left( x + 1 \right)^2 \left( x + 2 \right)} \text{ dx}\]
Revision Excercise | Q 129 | Page 205
\[\int\frac{\sin 4x - 2}{1 - \cos 4x} e^{2x} \text{ dx}\]
Revision Excercise | Q 130 | Page 205
\[\int\frac{\cot x + \cot^3 x}{1 + \cot^3 x} \text{ dx}\]

Solutions for 19: Indefinite Integrals

Exercise 19.01Exercise 19.02Exercise 19.03Exercise 19.04Exercise 19.05Exercise 19.06Exercise 19.07Exercise 19.08Exercise 19.09Exercise 19.10Exercise 19.11Exercise 19.12Exercise 19.13Exercise 19.14Exercise 19.15Exercise 19.16Exercise 19.17Exercise 19.18Exercise 19.19Exercise 19.2Exercise 19.21Exercise 19.22Exercise 19.23Exercise 19.24Exercise 19.25Exercise 19.26Exercise 19.27Exercise 19.28Exercise 19.29Exercise 19.30Exercise 19.31Exercise 19.32Very Short AnswersMCQRevision Excercise
RD Sharma solutions for Mathematics [English] Class 12 chapter 19 - Indefinite Integrals - Shaalaa.com

RD Sharma solutions for Mathematics [English] Class 12 chapter 19 - Indefinite Integrals

Shaalaa.com has the CBSE, Karnataka Board PUC Mathematics Mathematics [English] Class 12 CBSE, Karnataka Board PUC solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. RD Sharma solutions for Mathematics Mathematics [English] Class 12 CBSE, Karnataka Board PUC 19 (Indefinite Integrals) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

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Concepts covered in Mathematics [English] Class 12 chapter 19 Indefinite Integrals are Definite Integrals, Integrals of Some Particular Functions, Some Properties of Indefinite Integral, Integration Using Trigonometric Identities, Introduction of Integrals, Evaluation of Definite Integrals by Substitution, Properties of Definite Integrals, Methods of Integration: Integration by Substitution, Integration as an Inverse Process of Differentiation, Geometrical Interpretation of Indefinite Integrals, Methods of Integration: Integration Using Partial Fractions, Methods of Integration: Integration by Parts, Fundamental Theorem of Calculus, Indefinite Integral Problems, Comparison Between Differentiation and Integration, Indefinite Integral by Inspection, Definite Integral as the Limit of a Sum, Evaluation of Simple Integrals of the Following Types and Problems.

Using RD Sharma Mathematics [English] Class 12 solutions Indefinite Integrals exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in RD Sharma Solutions are essential questions that can be asked in the final exam. Maximum CBSE, Karnataka Board PUC Mathematics [English] Class 12 students prefer RD Sharma Textbook Solutions to score more in exams.

Get the free view of Chapter 19, Indefinite Integrals Mathematics [English] Class 12 additional questions for Mathematics Mathematics [English] Class 12 CBSE, Karnataka Board PUC, and you can use Shaalaa.com to keep it handy for your exam preparation.

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