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The integral int(0)^(pi) sqrt(1 + 4 sin^...

The integral `int_(0)^(pi) sqrt(1 + 4 sin^2 x/2 - 4 sin x/2) dx` equals :

A

`(2pi)/3 - 4- 4sqrt(3)`

B

`4sqrt(3) - 4`

C

`4sqrt(3) - 4 - pi/3`

D

`pi - 4`

Text Solution

Verified by Experts

The correct Answer is:
C
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