Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.1 Exponents and Their Properties - 4.1 Exercise Set: 42

Answer

$a-b$

Work Step by Step

Using $\dfrac{a^x}{a^y}=a^{x-y}$, then the expression, $ \dfrac{(a-b)^{4}}{(a-b)^3} $, simplifies to \begin{array}{l}\require{cancel} (a-b)^{4-3} \\\\= (a-b)^{1} \\\\= a-b .\end{array}
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.