Question

Consider the graph of f(x) = 5x + 1. Explain how to find the average rate of change between x = 0 and x = 4.

What is the average rate of change?

Answer 1

5

Explanation:

You divide the change in the output value by the change in the input value.

Input: 0 | 4

Output: 1 | 21

20/4= 5