Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - Review Exercises - Page 63: 44


(a) $\frac{4}{5}$ (b) $\frac{9}{10}$

Work Step by Step

(a) $\sqrt[3] {\frac{64}{125}}=\frac{\sqrt[3] {64}}{\sqrt[3] {125}}=\frac{\sqrt[3] {4^3}}{\sqrt[3] {5^3}}=\frac{4}{5}$ (b) $\sqrt {\frac{81}{100}}=\frac{\sqrt {81}}{\sqrt {100}}=\frac{\sqrt {9^2}}{\sqrt {10^2}}=\frac{9}{10}$
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