## Intermediate Algebra (6th Edition)

Published by Pearson

# Chapter 5 - Section 5.5 - The Greatest Common Factor and Factoring by Grouping - Exercise Set: 67

#### Answer

($x^{2}$ + 4)(x + 3)

#### Work Step by Step

1. Factor out the GCF from the two groups of two monomials. $x^{3}$ + 3$x^{2}$ + 4x + 12 = $x^{2}$(x + 3) + 4(x + 3) 2. Use the distributive property to simplify. ($x^{2}$ + 4)(x + 3)

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