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int(dx)/(cos (x+4)cos(x+2)) =...

`int(dx)/(cos (x+4)cos(x+2)) =`

A

`(1)/(sin) log |cos(x+4)^(2)|+c`

B

`(1)/(2)log|(sin (x+2))/(sin (x+2))|+c`

C

`(1)/(sin2)log|(sec (x+4))/(sin (x+2))|+c`

D

`log|(sin (x+4))/(sin (x+2))|+c`

Text Solution

Verified by Experts

The correct Answer is:
C
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