Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 7 - Section 7.1 - Rational Expressions and Their Simplification - Exercise Set - Page 491: 13

Answer

defined for all real numbers

Work Step by Step

A rational expression is undefined when the value of its denominator is zero. In this expression the denominator is 5. Since the denominator cannot be 0, the expression is defined for all real numbers.
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