Answer
The function is NOT one-to-one because the second coordinate 7 is paired with two different first coordinates.
Work Step by Step
No steps needed.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Section 9.2 - Inverse Functions - Exercise Set - Page 549: 6
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