Answer
See below.
Work Step by Step
y-axis symmetry means that
if $(x,y)$ is on the graph, so is $(-x,y)$
Take several points on the given part of the graph
and reflect them across the y-axis.
Join the new points with a straight line.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.1 - Graphs of Equations - 1.1 Exercises - Page 79: 36
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