Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.3 Multiplying and Dividing Signed Numbers - 9.3 Exercises: 33

Answer

$\frac{7}{4}$

Work Step by Step

$-\frac{5}{2}(-\frac{7}{10})=-\frac{5}{2}\times-\frac{7}{10}=\frac{5\times7}{2\times10}=\frac{35}{20}=\frac{7}{4}$ The signs of both numbers are the same, so the resulting product will be positive.
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