Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 8 - Section 8.4 - Interval Notation, Finding Domains and Ranges from Graphs, and Graphing Piecewise-Defined Functions - Exercise Set: 21

Answer

Domain: (-infinity, infinity) Range: (-infinity, 3]

Work Step by Step

The graph contains x values for every real number, extending infinitely to the right and left sides of the graph, meaning that the domain is negative infinity to positive infinity The graph contains y values from 3 and under, and the graph never goes above y=3, meaning that the range is from negative infinity to 3, 3 included
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