Question

How do you find the average rate of change of `f(x)=10x^3+10` over the interval [1,3]?

Answer 1

The average rate of change can be found through finding `(f(3)-f(1))/(3-1)`.

`(f(3)-f(1))/(3-1)=((10(3^3)+10)-(10(1^3)+10))/2=(270-10)/2=130`