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Range of tan^(-1)((2x)/(1+x^(2))) is...

Range of `tan^(-1)((2x)/(1+x^(2)))` is

A

`[-(pi)/4,(pi)/4]`

B

`(-(pi)/2,(pi)/2)`

C

`(-(pi)/2,(pi)/4]`

D

`[(pi)/4,(pi)/2]`

Text Solution

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The correct Answer is:
A
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