Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Skills Handbook - Scientific Notation and Significant Digits - Exercises: 4

Answer

$$7.2\times 10^{-3}$$

Work Step by Step

Move the decimal point three places to the right to create a number between 1 and 10. The original number is less than $1$, so use a negative exponent:$$0.0072=7.2\times 10^{-3}.$$
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