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Value of int(0)^(2pi)[sin2x(1+cos3x)]dx ...

Value of `int_(0)^(2pi)[sin2x(1+cos3x)]dx` (where [.] denotes greatest integer fucntion)

A

`pi`

B

`-pi`

C

`- 2 pi`

D

`2 pi`

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The correct Answer is:
A
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