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int(x^3-1)/(x^3+x)dx...

`int(x^3-1)/(x^3+x)dx`

A

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

B

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

C

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

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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