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Tamil Nadu Board of Secondary EducationHSC Science Class 11

Choose the correct alternativeThe maximum value of 4sin2x+3cos2x+sin x2+cos x2 is - Mathematics

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Question

Choose the correct alternative:
The maximum value of `4sin^2x + 3cos^2x + sin   x/2 + cos  x/2` is

Options

  • `4 + sqrt(2)`

  • `3 + sqrt(2)`

  • 9

  • 4

MCQ

Solution

`4 + sqrt(2)`

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A Recall of Basic Results
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Chapter 3: Trigonometry - Exercise 3.12 [Page 150]

APPEARS IN

Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 11 TN Board
Chapter 3 Trigonometry
Exercise 3.12 | Q 3 | Page 150
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