Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - 2.2 - Functions - 2.2 Exercises - Page 183: 51


All real numbers except {0,-2}.

Work Step by Step

$g(x)=1/x - 3/(x+2)$ Eliminate the values that make the denominator zero, hence x=0 and x=-2 are not in the domain. All other real numbers are valid. Hence the domain is all real numbers except x=0 and x=-2.
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