Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 0 - Section 0.5 - Solving Polynomial Equations - Exercises: 30

Answer

-1,0

Work Step by Step

$x^{3}+2x^{2}+x=0$ $x(x^{2}+2x+1)=0$ $x(x^{2}+x+x+1)=0$ $x((x^{2}+x)+(x+1))=0$ $x(x(x+1)+1(x+1))=0$ $x((x+1)(x+1))=0$ $x=0$ $x+1=0, x=-1$ $x=0, -1$
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