Answer
4020
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.
$40\underset\uparrow19.679\approx4020$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Review - Page 102: 65
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