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int cosx cos2xcos3x dx=...

`int cosx cos2xcos3x dx=`

A

`(1)/(2)(x+(sin2x)/(2)+(sin4x)/(4)+(sin6x)/(6))+c`

B

`(1)/(4)(x+(sin2x)/(2)+(sin4x)/(4)+(sin6x)/(6))+c`

C

`(1)/(8)(x+(sin2x)/(2)+(sin4x)/(4)+(sin6x)/(6))+c`

D

`(1)/(16)(x+(sin2x)/(2)+(sin4x)/(4)+(sin6x)/(6))+c`

Text Solution

Verified by Experts

The correct Answer is:
B
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