## Algebra 2 (1st Edition)

Published by McDougal Littell

# Chapter 5 Polynomials and Polynomial Functions - 5.3 Add, Subtract, and Multiply Polynomials - 5.3 Exercises - Skill Practice - Page 349: 27

See below.

#### Work Step by Step

$(a+b)^3=a^3+3a^2b+3ab^2+b^3$. He forgot about the middle two terms.

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