Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 2 - Section 2.2 - Graphs of Functions - Exercise Set - Page 125: 64



Work Step by Step

The solid dot at the point $(-4,-2)$ indicates that f is defined at $x=-4.$ Also, solid dots at $(-1,1)$ and $(4,-1)$ indicate that f is defined for all values between, and including $-4$ and $4.$ The domain is $[-4,4]$.
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