Answer
$-24c^{5}-16c^{4}+72c^{3}$
Work Step by Step
$-8c^{3}(3c^{2}+2c-9)$ = ...use the Distributive Property.
$=-8c^{3}(3c^{2})-8c^{3}(2c)-8c^{3}(-9)$
...multiply coefficients and add exponents.
=$-24c^{5}-16c^{4}+72c^{3}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 8 - Polynomials and Factoring - Mid-Chapter Quiz - Page 510: 10
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