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int(0)^(pi//2) (1+ 2 cos x)/((2+ cosx )^...

`int_(0)^(pi//2) (1+ 2 cos x)/((2+ cosx )^(2) )dx = `

A

`pi`

B

`2`

C

`pi/2`

D

`1/2`

Text Solution

Verified by Experts

The correct Answer is:
D
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