Question

Find the average rate of change of a function that contains the points

(-2,3) and (2,5).

1/2
-2
2
-1/2

Answer 1

1/2

Explanation:

The rate of change is found by

y2-y1

---------

x2-x1

5-3

----------

2- -2

2/4

1/2

Answer 2

1 / 2

Explanation:

The average rate of change is the same as the slope.

Slope formula: (y₂ - y₁) / (x₂ - x₁)

= (5 - 3) / (2 - (-2))

= 2 / 4

= 1 / 2