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int(0)^(pi//2) (16sin x. cos x)/(sin^(4)...

`int_(0)^(pi//2) (16sin x. cos x)/(sin^(4) x + cos^(4)x)dx=`

A

`pi^(2)/4`

B

`pi^(2)/2`

C

`pi^(2)`

D

`4pi`

Text Solution

Verified by Experts

The correct Answer is:
D
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