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int dx/(5+4cosx) =...

`int dx/(5+4cosx) =`

A

`3/2 tan^(-1)(1/3 (tan ) x/2)`

B

`1/3 tan^(-1)(1/3 (tan ) x/2)`

C

`2/3 tan^(-1)(1/3 (tan ) x/2)`

D

3 log ((3-(tan)x/2)/(3+(tan)x/2)

Text Solution

Verified by Experts

The correct Answer is:
C
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