Elementary Technical Mathematics

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

Chapter 4 - Section 4.1 - Approximate Numbers and Accuracy - Exercise: 5

Answer

4

Work Step by Step

6972 m has 4 non-zero digits, making all of the 4 digits significant. Thus, there are 4 significant digits.
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