College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 2 - Summary, Review, and Test - Review Exercises - Page 323: 3

Answer

This is not a function. D={12, 14} R={13, 15, 19}

Work Step by Step

This relation is not a function because there is more than one range value that corresponds to the domain value of 12. The domain includes the x-values 12, and 14. The range includes the y-values 13, 15, and 19.
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