Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 11 - Review Exercises - Page 871: 62



Work Step by Step

Need to find the fourth term. Apply Binomial Theorem. $(a+b)^n=\sum_{r=0}^n\dbinom{n}{r}(a)^{n-r}b^r$ $(x+2)^5=\dbinom{5}{3}(x)^2(2)^3$ or, $=60(x^2)(8)$ or, $=480x^2$
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