Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - Test: Chapter 1 - Page 78: 25



Work Step by Step

The given expression, $ -\dfrac{1}{2}\cdot\left(-\dfrac{4}{9}\right) $, simplifies to \begin{array}{l}\require{cancel} \dfrac{-1(-4)}{2(9)} \\\\= \dfrac{4}{18} \\\\= \dfrac{\cancel{2}\cdot2}{\cancel{2}\cdot9} \\\\= \dfrac{2}{9} .\end{array}
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