Advertisements
Advertisements
प्रश्न
Choose the correct alternative answer for the following sub questions and write the correct alphabet.
Which of the following is not a quadratic equation?
पर्याय
2X2 – X + 3 = 0
4X2 – 3X = 0
X3 – 5X + 3 = 0
4X2 = 0
उत्तर
X3 – 5X + 3 = 0
संबंधित प्रश्न
Check whether the following is the quadratic equation:
(x - 2)(x + 1) = (x - 1)(x + 3)
Solve the following equations for x and give, in each case, your answer correct to two decimal places :
`x^2 - 16x + 6 = 0`
Solve:
`2(x^2 + 1/x^2) - (x + 1/x) = 11`
Find the value of x, if a + 1 = 0 and x2 + ax – 6 = 0
Which of the following are quadratic equation in x?
`2x^2+5/2xsqrt3=0`
Which of the following are quadratic equation in x?
`1/3x^2+1/5x-2=0`
Which of the following are quadratic equation in x?
(2x+3)(3x+2)=6(x-1)(x-2)
`sqrt3x^2-2sqrt2x-2sqrt3=0`
`abx^2+(b^2-ac)x-bc=0`
`1/(2a+b+2x)=1/(2a)+1/b+1/(2x)`
A two digit number is four times the sum of the digits. It is also equal to 3 times the product of digits. Find the number ?
Solve for x the quadratic equation x2 - 4x - 8 = 0.
Give your answer correct to three significant figures.
Find the quadratic equation, whose solution set is:
{3,5}
Solve:
`x/a - (a + b)/x = (b(a + b))/(ax)`
Solve:
`( x - 10)(1200/x + 2) = 1260` and x < 0
Solve the following equation by using formula :
`2x^2 + sqrt(5) - 5` = 0
Solve the following equation by using formula :
`(3x - 4)/(7) + (7)/(3x - 4) = (5)/(2), x ≠ (4)/(3)`
If ax + by = = a2 - b2 and bx + ay = 0, then the value of x + y is ______.
Solve:
`9(x^2 + 1/x^2) - 9(x + 1/x) - 52 = 0`