Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.1 - Rational Numbers: Multiplication and Division - Problem Set 2.1: 37

Answer

$\dfrac{1}{4}$

Work Step by Step

Factor 32 to obtain: $=\left(-\dfrac{8}{10}\right)\left(-\dfrac{10}{8(4)}\right)$ Cancel the common factors to obtain: $\require{cancel} =\left(-\dfrac{\cancel{8}}{\cancel{10}}\right)\left(-\dfrac{\cancel{10}}{\cancel{8}(4)}\right) \\=(-1) \cdot \left(-\dfrac{1}{4}\right) \\=\dfrac{1}{4}$
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