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The integral int(0)^(pi)sqrt(1+4"sin"^2...

The integral `int_(0)^(pi)sqrt(1+4"sin"^2(x)/(2)-4"sin"(x)/(2))` dx is equal to

A

`pi -4`

B

`(2pi)/(3) -4-4 sqrt3`

C

`4 sqrt3 -4`

D

` 4 sqrt3 -4- (pi)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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