SOLUTION: {{{x^3 + 2*x^2 - x - 2=0}}}
Algebra.Com
Question 681469:
Answer by MathMan88(14) (Show Source): You can put this solution on YOUR website!
group like terms
take out GCF
Distributive Property
Difference of Squares
Solve for x
Answers are
X = -1,-2,1
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