Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 9 - Review: 14


Not one-to-one

Work Step by Step

A function is one-to-one if each x-value (input) corresponds to only one y-value (output) and also each y-value (output) corresponds to only one x-value (input). This function is not one-to-one, because the output 4 corresponds to more than one input (Square, Parallelogram, and Rectangle).
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