int0^pisin^3x(1+2cosx)(1+cosx)^2dx...

`int_0^pisin^3x(1+2cosx)(1+cosx)^2dx`

A

`8/3`

B

`(-8)/3`

C

`4/3`

D

`(-4)/3`

Verified by Experts

The correct Answer is:

A

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