Answer
$(g-f)(x) \text{ or }g(x)-f(x)$
Work Step by Step
RECALL:
$(f-g)(x)=f9x)-g(x)$.
Note that $x^3- (x=1)$ is equal to $g(x)-f(x)$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 2 - Functions and Their Graphs - 2.1 Functions - 2.1 Assess Your Understanding - Page 56: 10
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