Precalculus (6th Edition) Blitzer

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

Chapter P - Section P.2 - Exponents and Scientific Notation - Concept and Vocabulary Check - Page 29: 9



Work Step by Step

$4 \times 10^{3}$ is in scientific notation because the decimal place is placed to the right of just one digit (4). In this case, all of the digits to the right of the first digit are 0s, so they can be omitted and accounted for by the $10^{3}$.
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