int tan^3 2x sec 2x dx =...

`int tan^3 2x sec 2x dx `=

A

`(1)/(6) sec^3 2x -(1)/(2) sec 2x +c`

B

`(1)/(6) sec^3 2x +(1)/(2) sec 2x +c`

C

`(1)/(9) sec^2 2x -(1)/(3) sec 2x+c`

D

None of these

Verified by Experts

The correct Answer is:

A

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