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If int((x^(2)-1))/((x+1)^(2)sqrt(x(x^(2)...

If `int((x^(2)-1))/((x+1)^(2)sqrt(x(x^(2)+x+1)))dx=ATan^(-1)(sqrt(x^(2+)x+1)/(x))+c` in which c is a constant then A =

A

3

B

2

C

1

D

`1//2`

Text Solution

Verified by Experts

The correct Answer is:
B
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