SOLUTION: Please help me solve this polynomial. Question states for me to completely factor out. x^3-4x^2 - 36x + 144 I would like to see the steps please so that I can try to do other simi

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Please help me solve this polynomial. Question states for me to completely factor out. x^3-4x^2 - 36x + 144 I would like to see the steps please so that I can try to do other simi      Log On


   

Question 1069106: Please help me solve this polynomial. Question states for me to completely factor out. x^3-4x^2 - 36x + 144 I would like to see the steps please so that I can try to do other similar problems on my own. Thanks

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
x^3 -4x^2 - 36x + 144
:
rearrange terms
:
x^3 - 36x - 4x^2 + 144
:
factor out x and 4
:
x(x^2 - 36) - 4(x^2 - 36)
:
factor (x^2 - 36)
:
(x^2 -36) * (x - 4)
:
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(x - 6) * (x + 6) * (x - 4)
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