Question

1. The table shows values of a function . What is the average rate of change of over the interval from x = 5 to x = 9? Show your work.

x 4 5 6 7 8 9 10



8 10 11 14 18

Answer 1

Average change of rate = 4

Explanation:

The average rate of change is going to be the final value mines the initial value, divided by the change in the input of the function.

Average change of rate = (14 - (-2)) / 9 - 5 = 16/4 = 4