Answer
$(A+B)(A^2-AB+B^2)$
Work Step by Step
RECALL:
A sum of perfect cubes can be factored using the formula:
$a^3+b^3 = (a+b)(a^2-ab+b^2)$
Thus, with $a=A$ and $b=B$, the missing expression in the given statement is:
$(A+B)(A^2-AB+B^2)$
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 6 - Section 6.4 - Factoring Special Forms - Concept and Vocabulary Check - Page 453: 4
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