College Algebra (6th Edition)

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

Chapter 2 - Functions and Graphs - Concept and Vocabulary Check: 12



Work Step by Step

A function can never have more than one $y$-intercept. This is simply because more than one $y$-intercept will mean that there is more than one value of $y$ for $x=0$. By definition, if there is more than one value of $y$ for a certain $x$, the relation is not a function.
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