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

If `((x- 1)^(2))/((x^(2) +1)^(2)) `dx = `tan^(-1)` x + g (x) + c then g (x) =

A

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

B

`(1)/(x^(2) + 1)`

C

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

D

`(1)/(2 (x^(2) +1))`

Text Solution

Verified by Experts

The correct Answer is:
B
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