Answer
Function
Work Step by Step
The vertical line test states that if a relation is a function, no vertical line can pass through the graph of the relation twice. Using this test, we observe that it is a function.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 2 Linear Equations and Functions - 2.1 Represent Relations and Functions - 2.1 Exercises - Skill Practice - Page 77: 21
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