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int cos^(4)x dx=...

`int cos^(4)x dx=`

A

`(1)/(8) [ 3x + 2 sin 2x - (1)/(2) sin 4x ] + c `

B

`(1)/(8) [ 3x + 2 sin 2x + (1)/(4) sin 4x ] + c `

C

`(1)/(8) [ 3x - 2 sin 2x - (1)/(4) sin 4x ] + c `

D

`(1)/(8) [ 3x - 2 sin 2x + (1)/(4) sin 4x ] + C`

Text Solution

Verified by Experts

The correct Answer is:
B
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