Answer
$x=5$, $x=2$ or $x=-3$
Work Step by Step
$f(x)=x^3-4x^2-11x+30=(x-5)(x-2)(x+3)=0$
Thus $x=5$, $x=2$ or $x=-3$
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 - 5.9 Write Polynomial Functions and Models - 5.9 Exercises - Quiz for Lessons 5.7-5.9 - Page 399: 1
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