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: 9

Answer

9.

Work Step by Step

The n th term in the expansion is: $\binom{9}{n}x^{9-n}y^n$ Therefore, the sum of the exponents equals 9.
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