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int dx/(4x^(2)+1) =...

`int dx/(4x^(2)+1) =`

A

`1/2 (tan^(-1))2x`

B

`(tan^(-1))2x`

C

`(tan^(-1))x/2`

D

`1/2 tan^(-1)(x/2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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