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int (tan x-tan x//2)/(1+ tan x tan x//2)...

`int (tan x-tan x//2)/(1+ tan x tan x//2)dx=`

A

`2log |sec x//2|+c`

B

`2 log |cos x//2|+c`

C

`2log |cos x//2|+c`

D

none

Text Solution

Verified by Experts

The correct Answer is:
A
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