SOLUTION: f(X)=x^3+3x^2-x-3

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Question 363613: f(X)=x^3+3x^2-x-3
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi, 
*Note: exploring possible roots as being factors of the constant 3.
(1,3,-1,-3) found that -3 worked.
-27 + 27 + 3 - 3

          x^2  -   1
        __________________________
x + 3 | x^3 +  3x^2 -  x - 3

factoring would be
F(x) = (x+3)(x-1)(x+1)
F(x) = 0 at x= -3, or x = -1 or x = 1
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