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int (1)/(1 + cos 2 x) dx =...

`int (1)/(1 + cos 2 x) ` dx =

A

`(1)/(2) ` tan x + C

B

`-(1)/(2)` tan x + C

C

2 tan x + C

D

`-`2 tan x + C

Text Solution

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The correct Answer is:
A
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