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int (sin x.cos x)/(cos^(2) x + 3 cos x +...

`int (sin x.cos x)/(cos^(2) x + 3 cos x + 2) ` dx =

A

`log"" ((cos x + 2)^(2))/(| cos x + 1|) + c `

B

`log |(cos x + 2)/( cos x + 1)| + c `

C

log`(|1 + cos x |)/((2 + cos x)^(2)) + c`

D

`log |(1 + cos x)/(2 + cos x)| +c `

Text Solution

Verified by Experts

The correct Answer is:
C
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