Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - 9-4 Factoring to Solve Quadratic Equations - Practice and Problem-Solving Exercises - Page 559: 44


$x= -2, -1, 2$

Work Step by Step

$x^3+x^2-4x-4=0$ $x^2(x+1)-4(x+1)=0$ $(x^2-4)(x+1)=0$ $(x-2)(x+2)(x+1)=0$ $x-2=0$ $x-2+2=0$ $x=2$ $x+2=0$ $x+2-2=0$ $x=-2$ $x+1=0$ $x+1-1=0$ $x=-1$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.