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int( cos 2 x)/(sin x+cos x)^2 d x is equ...

`int( cos 2 x)/(sin x+cos x)^2 d x` is equal to a)`-1/(sin x+cos x)+C` b)`log |sin x+cos x|+C` c)`log |sin x-cos x|+C` d)`1(sin x+cos x)^2`

A

-1sin x+cos x+C'

B

log |sin x+cos x|+C'

C

log |sin x-cos x|+C'

D

1(sin x+cos x)^2'

Text Solution

Verified by Experts

The correct Answer is:
B
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