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int (0)^(pi//4) ( 4 sin 2 theta d theta ...

` int _(0)^(pi//4) ( 4 sin 2 theta d theta )/(sin^(4) theta +cos^(2) theta )= `

A

`pi//4`

B

`pi//2`

C

`pi`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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