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int x tan^(-1) x dx =...

`int x tan^(-1) x dx =`

A

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

B

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

C

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

D

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

लिखित उत्तर

Verified by Experts

The correct Answer is:
A
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