int tan^(5)x dx=...

`int tan^(5)x dx=`

A

`1/4 tan^(4)x -1/2 tan^(2)x + log sec x + c`

B

`1/2 tan^(x) -1/2 tan^(2)x + sec x + c`

C

`1/3 tan^(2)x - 1/2 tan x + cot x + c`

D

`1/2 tan^(4)x -1/2 tanx + log sec x + c`

Text Solution

Verified by Experts

The correct Answer is:

A

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