### Home > PC3 > Chapter 7 > Lesson 7.2.4 > Problem 7-115

7-115.

Let

Calculate the average rate of change of

fromto.Write the expression for the average rate of change of

fromto.Evaluate your expression from part (b) as

.

7-115.

Let

Calculate the average rate of change of

fromto.Write the expression for the average rate of change of

fromto.Evaluate your expression from part (b) as

.