Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 9 - Review Exercises - Page 636: 2

Answer

a one-to-one function

Work Step by Step

Any horizontal line drawn on the Cartesian Plane will intersect the given graph in at most $1$ point. Since the given graph satisfies the Horizontal Line Test, then the given graph is a one-to-one function.
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