Answer
$1$ million
Work Step by Step
Our equation is: $4=-x^3+4x^2+x\\0=-x^3+4x^2+x-4=(x-4)\cdot-(x^2-1)=-(x+1)(x-1)(x-4)$
We know that $x\gt0$ and $x\ne4$, thus $x=1$.
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 - 5.5 Apply the Remainder and Factor Theorems - 5.5 Exercises - Problem Solving - Page 367: 41
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