Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 1 - Section 1.2 - Basics of Functions and Their Graphs - Concept and Vocabulary Check - Page 175: 9

Answer

$[0, 3)$;domain

Work Step by Step

The shaded x-values are from 0 to 3. A hole was used at $x=3$, therefore 3 is not included in the set. Thus, the interval notation that represents the shaded set of numbers is $[0, 3)$. The set of x-values of a function is called its domain.
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