Answer
False
Work Step by Step
A function with a square root can have a domain that is the set of all real numbers if the expression under the radical sign does not become negative for any real number. For example: f(x) = $\sqrt {x^2}$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.3 - Analyzing Graphs of Functions - 2.3 Exercises - Page 197: 91
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