Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.2 - Negative Exponents and Scientific Notation - Exercise Set: 40

Answer

$9r^{2}$

Work Step by Step

$\frac{27r^{6}}{3r^{4}}=\frac{27}{3}\times\frac{r^{6}}{r^{4}}=9\times r^{6-4}=9\times r^{2}=9r^{2}$.
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