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int (1+2) tan x(tan x+ sec x)}^(1//2) dx...

`int (1+2) tan x(tan x+ sec x)}^(1//2) dx=`

A

`log |sec x(sec x-tanx )|+c`

B

`log |sec x(sec x+tanx )|+c`

C

`log|(sc x)/( sec x+tan x)|+c`

D

`log|cos x (sec x+tan x)|+c`

Text Solution

Verified by Experts

The correct Answer is:
B
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