Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 9 - Section 9.2 - Inverse Functions - Exercise Set - Page 549: 2

Answer

The function is not one-to-one since some second coordinates are paired with to different first coordinates.

Work Step by Step

The second coordinates 4 and 6 are both paired with two different first coordinates. Thus, the function is NOT one-to-one.
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