Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 7 - Rational Functions - 7.1 Rational Functions and Variation - 7.1 Exercises - Page 566: 28

Answer

$\text{all real numbers except }$ $x= 0 $

Work Step by Step

$\bf{\text{Solution Outline:}}$ The domain of the given rational function, $ f(x)=-\dfrac{20}{x} ,$ are the values of $x$ which will NOT make the denominator equal to $0.$ $\bf{\text{Solution Details:}}$ Solving for the values of $x$ that will make the denominator equal to $0$ results to \begin{array}{l}\require{cancel} x=0 .\end{array} Hence, the domain is the set of $ \text{all real numbers except }$ $x= 0 .$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.