Intermediate Algebra for College Students (7th Edition)

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

Chapter 7 - Section 7.1 - Radical Expressions and Functions - Concept and Vocabulary Check - Page 511: 4


$5x-20 \ge 0$

Work Step by Step

The expression inside a square root symbol (which is called radicand), is not allowed to have a negative value. Thus, to find the domain of the given function, the inequality below must be solved: $5x-20 \ge 0$
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