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)
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 5 - Section 5.5 - The Greatest Common Factor and Factoring by Grouping - Exercise Set - Page 295: 67
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