Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Mid-Chapter Check Point - Page 541: 5

Answer

$=1$.

Work Step by Step

The given expression is $=27^{\frac{2}{3}}+(-32)^{\frac{3}{5}}$ Factor each term: $=(3^3)^{\frac{2}{3}}+(-2^5)^{\frac{3}{5}}$ To raise a power to a power, multiply exponents. $=3^{3\cdot \frac{2}{3}}+(-2)^{5\cdot \frac{3}{5}}$ Simplify. $=3^{2}+(-2)^{3}$ $=9-8$ $=1$.
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