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Evaluate: int(sec^2x)/(sqrt(tan^2x+4))dx...

Evaluate: `int(sec^2x)/(sqrt(tan^2x+4))dx`

A

`log [ tan x + sqrt( tan^2 x +4 )]+c`

B

`1/2 log [ tan x + sqrt(tan^2 x+4)]+c`

C

`log [1/2 tan x +1/2 sqrt(tan ^2 x+4)]+c`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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