int(dx)/(5+7cos2x)=...

`int(dx)/(5+7cos2x)=`

A

`(1)/(2sqrt(6))log|(sqrt(6)-tanx)/(sqrt(6)+tanx)|+c`

B

`(1)/(2sqrt(6))log|(sqrt(6)+tanx)/(sqrt(6)-tanx)|+c`

C

`(1)/(4sqrt(6))log|(sqrt(6)-tanx)/(sqrt(6)+tanx)|+c`

D

`(1)/(4sqrt(6))log|(sqrt(6)+tanx)/(sqrt(6)-tanx)|+c`

Text Solution

Verified by Experts

The correct Answer is:

D

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