Let $f$ and $g$ be **inverse** functions. The following table lists a few values of $f$, $g$, and $f'$. $x$ | $f(x)$ | $g(x)$ | $f'(x)$ :-: | :-: | :-: | :-: $2$ | $1$ | $9$ | $\dfrac13$ $9$ | $2$ | $10$ | $\dfrac{1}{12}$ $g'(2)=$ [[☃ math-keypad 1]]