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Let [a] denote the greatest integer whic...

Let `[a]` denote the greatest integer which is less than or equal to a. Then the value of the integral `int_(-pi//2)^(pi//2)[sinxcosx]dx` is

A

`pi/2`

B

`pi`

C

`-pi`

D

`-pi//2`

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The correct Answer is:
D
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