Answer
4950
Work Step by Step
$100$C$98$ is equivalent with the following expression:
$\binom{100}{98} =\frac{100!}{98!\times (100-98)!}=\frac{98!\times99\times100}{98!\times2!}=\frac{99\times100}{2\times1}=4950$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
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: 25
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