Elementary Technical Mathematics

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

Chapter 1 - Review - Page 102: 65



Work Step by Step

$15.9^3=15.9\times15.9\times15.9=4019.679$ Count three digits from the left to find the 3rd significant digit. Since the number to the right is greater than 5, round up. $40\underset\uparrow19.679\approx4020$
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