Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Review Exercises: 12

Answer

|-17|+4=17+4=21

Work Step by Step

The distance between -17 and 4 can be looked at as the distance between -17 and 0 plus the distance between 0 and 4. That can be more easily seen as |-17|+4, which is equal to 21.
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