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6th Edition

Stewart + 5 others

Publisher: Cengage Learning

ISBN: 9780840068071

Chapter 2.4, Problem 23E

To determine

**To find:** The average rate of change of water between

Expert Solution

The average rate of change of water between

**Given:**

The given graphs is,

Figure (1)

**Formula used:**

Average rate of change of function
*.*

**Calculation:**

The given graph shows the depth of the water in a reservoir over a one-year period as a function of number of days *x*.

From the given graph, for

Substitute 50 for
*a* and 200 for *b* in equation (1).

Therefore, the average rate of change of water between