Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 11 - Further Topics in Algebra - 11.4 The Binomial Theorem - 11.4 Exercises - Page 1045: 12



Work Step by Step

$\dfrac {5!}{2!3!}=\dfrac {3!\times 4\times 5}{2!\times 3!}=\dfrac {4\times 5}{2!}=\dfrac {4\times 5}{1\times 2}=10$
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