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int(x^2-1)/(x^3sqrt(2x^4-2x^2+1))dx is e...

`int(x^2-1)/(x^3sqrt(2x^4-2x^2+1))dx` is equal to (a) `(sqrt(2x^4-2x^2+1))/(x^3)+C` (b) `(sqrt(2x^4-2x^2+1))/x+C` (c) `(sqrt(2x^4-2x^2+1))/(x^2)+C` (d) `(sqrt(2x^4-2x^2+1))/(2x^2)+C`

A

`sqrt(2x^(4)-2x^(2)+1)/(x^(2))+C`

B

`sqrt(2x^(4)-2x^(2)+1)/(x^(3))+C`

C

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

D

`sqrt(2x^(4)-2x^(2)+1)/(2x^(2))+C`

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