Answer
10
Work Step by Step
f(3)=15, f(5)=35
$\frac{35-15}{5-3}$=$\frac{20}{2}$=10
Average rate of change=10
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 2 - Functions and Graphs - Exercise Set 2.4 - Page 267: 15
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