Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 11 - Counting Methods and Probability Theory - 11.2 Permutations - Exercise Set 11.2: 21

Answer

10,712

Work Step by Step

$\frac{104!}{102!}$ = $\frac{104\times103\times102!}{102!}$ Since 102! is identical in the numerator and the denominator, cancel 102! in the numerator and the denominator of the given expression. Now, evaluate: 104*103 = 10712
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