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intxcos2xdx=.......+c...

`intxcos2xdx=.......+c`

A

`(xsin2x)/(2)+(cos2x)/(4)`

B

`xcos2x-(1)/(2)cos2x`

C

`(xsin2x)/(2)+(cos2x)/(2)`

D

`(x^(2)cos2x)/(2)+(sin2x)/(2)`

Text Solution

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The correct Answer is:
A
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