Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 2 - Section 2.3 - Multiplication and Division of Signed Numbers - Exercises: 47

Answer

-168

Work Step by Step

Multiply the absolute values. Since the number of negative factors is odd the product is negative. $(-3)(-2)(4)(-7)=-(|-3|\times |-2|\times|4|\times|-7|)=-(3\times2\times4\times7)=-168$
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