Give an Expression for H(x)which Agrees with the Following Table

Essay

Give an expression for h(x)which agrees with the following table of values.
$\begin{array}{cccc}\boldsymbol{x} & \boldsymbol{f}(\boldsymbol{x}) & \boldsymbol{g}(\boldsymbol{x}) & \boldsymbol{h}(\boldsymbol{x}) \\0 & -7 & 0 & - \\1 & -3 & 2 & 5 \\2 & 1 & 8 & 2.50 \\3 & 5 & 18 & 1.67 \\4 & 9 & 32 & 1.25 \\5 & 13 & 50 & 1\end{array}$