ifint(dx)/(x^2(x^n+1)^(((n-1)/n)) )=-[f...

`ifint(dx)/(x^2(x^n+1)^(((n-1)/n)) )=-[f(x)]^(1/n)+c ,t h e nf(x)i s` (a)`(1+x^n)` (b) `1+x^(-1)` (c)`x^n+x^(-n)` (d) none of these

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If int(dx)/(x^2(x^n+1)^((n-1)/n))=-(f(x))^(1/n)+C then f(x) is (A) 1+x^n (B) 1+x^-n (C) x^n+x^-n (D) x^n-x^-n

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