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

If `int(x-1)/(x^2sqrt(2x^2-2x-1))dx`= `sqrt(f(x))/g(x)`+c then the value of `f(x)` and `g(x)` is

A

`f(x) = 2x^(2)-2x+1`

B

`g(x) = x+1`

C

`g(x)=x`

D

`f(x) =2x^(2)-2x`

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