College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 6 - Cumulative Review: 1

Answer

Yes, it is a function, but it is not one-to-one.

Work Step by Step

A given graph contains a function if it passes the vertical line test. A given graph contains a one-to-one function if it also passes the horizontal line test. The graph passes the vertical but not the horizontal line test, so it is a function, but it is not one-to-one.
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