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int(dx)/(4 cos^(3)2x-3 cos2x)=.......

`int(dx)/(4 cos^(3)2x-3 cos2x)=....`

A

`(1)/(3)log[sec6x+tan6x]+c`

B

`(1)/(6)log[sec6x+tan6x]+c`

C

`log[sec6x+tan6x]+c`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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