[问答题]
The function f is defiz do ogr74grb9nf+of0oxu) )l: g/a7qned w9b+ fzf7m)+c0i wa kvby $f(x)=\frac{7x-24}{x-2}$, for −3≤x≤12,x≠2.
1.Find the range of f.
2.Find an expression for the inverse function $f^{−1}(x)$.
3.Write down the range of $f^{−1}$.