Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-6 Multiplying and Dividing Real Numbers - Practice and Problem-Solving Exercises: 28

Answer

+1.4 or -1.4

Work Step by Step

1.4 and -1.4 is square root of 1.96 because 1.4$\times$1.4=1.96 and (-1.4)$\times$(-1.4)=1.96.
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