College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Section 2.2 - Graphs of Functions - 2.2 Exercises - Page 204: 63


$y$ is not a function of $ x$

Work Step by Step

The equation has an even exponent for the variable $y$. Note that when the exponent of The variable $y$is even, it implies that or every value of $x$, there corresponds two different values of $y$. Thus, the given equation does not represent $y$ as a function of $x$.
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