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intsin 7xcos 5xdx =……………. ....

`intsin 7xcos 5xdx =`……………. .

A

`(1)/(2)[(cos 12x)/(2)+(cos 2x)/(2)]+c`

B

`-(1)/(2)[(cos 12x)/(12)+(cos 2x)/(2)]+c`

C

`-(1)/(2)[(cos 6x)/(6)+cosx]+c`

D

`-(1)/(2)[(sin12x)/(2)+(sin2x)/(2)]+c`

Text Solution

Verified by Experts

The correct Answer is:
B
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