Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 1 - Linear Functions and Change - 1.1 Functions and Function Notation - Exercises and Problems for Section 1.1 - Exercises and Problems - Page 7: 22

Answer

The graph doesn't represent a function.

Work Step by Step

By the Vertical Line Test, if a vertical line crosses the graph at more than one point then the graph does not represent a function. Hence here, the Vertical Line Test fails, thus the graph doesn't represent a function.
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