Mathematics - Limits Question with Solution | TestHub

Let $f:R^{+}\to R^{+}$be a function satisfying the relation $f(x.f(y))=f(xy)+x$ for all $x,y\in R^{+}$. Then ${\lim }_{x\to 0}\left(\frac{(f(x){)}^{1/3}-1}{(f(x){)}^{1/2}-1}\right)=$