Question

y

Answer 1

Rate of change is the same thing as the slope formula. \[\large \frac{ y_2-y_1 }{ x_2-x_1 }\]

Answer 2

so -3? @agent0smith

Answer 3

Show me how you got -3.

Answer 4

i looked at the graph

Answer 5

You can find the average rate of change from the graph, but it's not -3.

Answer 6

http://www.public.asu.edu/~kamman/notes/functions/average-rate-of-change-example-2-problem.PNG

avg rate of change between those two points, will be the slope of the red dashed line