Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 14 - Sequences, Series, and the Binomial Theorem - 14.4 The Binomial Theorem - 14.4 Exercise Set: 3

Answer

First

Work Step by Step

The first number in every row of Pascal's triangle is 1. The first number in the nth row is $\binom{n}{0}=\frac{n!}{0!\times(n-0)!}=\frac{n!}{n!}=1$.
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