Answer
$(-3,2)\cup(5,\infty)$
Work Step by Step
A function is increasing if for any $x_1\lt x_2$ in the correct interval, $f(x_1)\lt f(x_2).$
Hence here by the graph the interval where the function is increasing is $(-3,2)\cup(5,\infty)$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 5 - Section 5.5 - The Real Zeros of a Polynomial Function - 5.5 Assess Your Understanding - Page 389: 127
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