Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 5 - Review - Page 232: 30



Work Step by Step

We simplify using the exponent rule: $\dfrac{x^a}{x^b}=x^{a-b}$ $$ \frac{15x^3y}{3xy}= \frac{15}{3}x^{3-1}y^{1-1}=5x^2.$$
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