Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 2 - Functions, Equations, and Graphs - 2-1 Relations and Functions - Practice and Problem-Solving Exercises - Page 67: 39


a. Yes, the relation is a function. b. No, because 6 would be paired with both 2.5 and 3.0.

Work Step by Step

a. Each element in the domain corresponds with exactly one element in the range. b. An element (6) in the range corresponds with more than one element (2.5 and 3.0) in the domain. Values from the range can pair with more than one of the values in the domain, but this property cannot be reversed.
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