College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter R - Section R.6 - Rational Exponents - R.6 Exercises - Page 57: 62



Work Step by Step

Add the exponents of y and simplify. $r^{\frac{-8}{9}}\cdot{r}^{\frac{17}{9}}=r^{\frac{9}{9}}=r^1=r$
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