Answer
Domain $\{-3,-1,1,3 \}$, range $\{2,4\}$,
function.
Work Step by Step
Step 1. Domain $\{-3,-1,1,3 \}$, range $\{2,4\}$,
Step 2. It is a function because each $x$ corresponds to a single $y$.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 2 - Linear and Quadratic Functions - Section 2.3 Quadratic Functions and Their Zeros - 2.3 Assess Your Understanding - Page 148: 122
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