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We can derive different reduction formul...

We can derive different reduction formulas by using integration by parts.
If `int sec^(6)x dx=(1)/(5) tan^(3)x+A tan^(3)x+tanx+c`, then A is equal to-

A

`(1)/(3)`

B

`(2)/(3)`

C

`-(1)/(3)`

D

`-(2)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
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