Determine the value of function at x = 0 and x = 3.
[tex]f(0)=1[/tex][tex]f(3)=8[/tex]
The rate of change of fuction over interval [0,3] is,
[tex]\begin{gathered} \frac{f(3)-f(0)}{3-0}=\frac{8-1}{3-0} \\ =\frac{7}{3} \end{gathered}[/tex]
So answer is 7/3.
