Answer
$x^3-8$
Work Step by Step
We distribute as follows:
$$
(x-2)(x^2+2x+4)= x^3+2x^2+4x-2x^2-4x-8\\
=x^3-8
.$$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.3 Polynomials - A.3 Assess Your Understanding - Page A30: 3
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