Answer
$28 \times 10^3$
Work Step by Step
We move the decimal point in groups of three decimal places and take the fact that the exponent of the power of $10 $ must be divisible by $3$. Thus:
$$28,000=28 \times 10^3.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 2 - Section 2.7 - Engineering Notation - Exercises - Page 130: 1
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