Answer
Option C
Work Step by Step
Solving the equation by factoring and setting the factors equal to zero, we find:
$$3x^4-x^3-27x^2+9x=0 \\ x\left(3x-1\right)\left(x+3\right)\left(x-3\right)=0 \\ x=0,\:x=\frac{1}{3},\:x=-3,\:x=3$$
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 - 5.4 Factor and Solve Polynomial Equations - 5.4 Exercises - Skill Practice - Page 357: 41
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