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Evaluate: int0^(pi//2)1/((a^2cos^2x+b^2s...

Evaluate: `int_0^(pi//2)1/((a^2cos^2x+b^2sin^2x)^2)dx`

A

`piab`

B

`pi^(2)ab`

C

`(pi)/(ab)`

D

`(pi)/(2ab)`

Text Solution

Verified by Experts

The correct Answer is:
D
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