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Evaluate : int0^(pi//2)(a^2cos^2x+b^2si...

Evaluate : `int_0^(pi//2)(a^2cos^2x+b^2sin^2x)dx`

A

`pi(a+b)`

B

`(pi)/(2)(a+b)`

C

`(pi)/(4)(a+b)`

D

`(pi)/(4)(a-b).`

Text Solution

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The correct Answer is:
A, B, D
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