Answer
$-1$
Work Step by Step
Find the corresponding values of $g(-2)$ and $f(-2)$ on the graph and then subtract them.
$g(-2)=2$
$f(-2)=3$
$g(-2)-f(-2)=2-3$
$g-f=-1$
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 2.6 - Page 298: 84
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