Answer
6
Work Step by Step
average rate of change=change in y /change in x
$\frac{f(5)-f(1)}{5-1}$
$\frac{5^2-1^2}{4} = \frac{24}{4}$
$\frac{24}{4}=6$
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 2 - Section 2.4 - Average Rate of Change of a Function - 2.4 Exercises - Page 187: 3
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