Answer
The function is:
Symmetric about the $y$-axis.
Decreasing on the interval $(-\infty, 0]$.
Increasing on the interval $[0, \infty)$.
Work Step by Step
The picture is provided below.
Thomas' Calculus 13th Edition
by Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0-32187-896-5
ISBN 13:
978-0-32187-896-0
Chapter 1: Functions - Section 1.1 - Functions and Their Graphs - Exercises 1.1 - Page 12: 41
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