College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Chapter 2 Review - Exercises - Page 268: 53


Net change: 4 Average rate of change: $\frac{4}{3}$

Work Step by Step

We find the net change from $x=-1$ to $x=2$: $f(2)-f(-1)=6-2=4$ Next we find the average rate of change for this interval: $\frac{f(2)-f(-1)}{2-(-1)}=\frac{4}{3}$
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