Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.2 - Negative Exponents and Scientific Notation - Exercise Set: 82

Answer

$250,000,000 = 2.5 \times 10^8$

Work Step by Step

Move the decimal point until the number is between 1 and 10. $250,000,000. $ -> $2.5$ The decimal point is moved 8 places and the original number is 10 or greater, so the count is positive 8. $250,000,000 = 2.5 \times 10^8$
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