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 - Exercise Set: 87

Answer

$6.3\times10^{7}$

Work Step by Step

$(3\times10^{4})$$(2.1\times10^{3})$ = $3.1\times2.1\times10^{4}\times10^{3}$ = $6.3\times10^{7}$ Group like terms and when multiplying exponents with the same bases, add the exponents and keep the base the same.
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