Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 2 - Section 2.6 - Function Notation and Linear Functions - 2.6 Exercises - Page 202: 4


Choice A

Work Step by Step

$\bf{\text{Solution Outline:}}$ A linear function is one where the exponent of all variables is $1.$ The only exception are linear equations of the form $x=a,$ where $a$ is a constant. $\bf{\text{Solution Details:}}$ Among the choices, only $\text{ Choice A }$ is an equation whose variables all have an exponent of $1$. Hence, it is a linear function.
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