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

`int_(-1) ^(1) x^(2) /(1+x^(2)) dx =`

A

`2-pi/2`

B

`2+pi/2`

C

`1-pi/2`

D

`1+pi/2`

Verified by Experts

The correct Answer is:

A

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