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int (sin x cos x)/(1+cos^(4)x)dx=...

`int (sin x cos x)/(1+cos^(4)x)dx=`

A

`(1)/(2)Cot^(-1)(cos^(2)x)+c`

B

`(1)/(2)Tan^(-1)(cos^(2)x)+c`

C

`2 Cot^(-1)(cos^(2)x)+c`

D

`2Tan^(-1)(cos^(2)x)+c`

Text Solution

Verified by Experts

The correct Answer is:
A
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