Answer
$(-2, +\infty)$
Work Step by Step
Based on the given graph, the function $f$ is decreasing on the interval $(-2, +\infty)$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 1 - Mid-Chapter Check Point - Page 228: 15
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