Answer
$$x^3-2x^2-19x+20$$
Work Step by Step
Using the factors to find the original polynomial, we obtain:
$$\left(x+4\right)\left(x-1\right)\left(x-5\right) \\ \left(x^2+3x-4\right)\left(x-5\right) \\ x^3-2x^2-19x+20$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 5 Polynomials and Polynomial Functions - Chapter Review - Page 405: 35
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