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Math Help - How to solve Cubic Equation

  1. #1
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    Smile How to solve Cubic Equation

    0=(5-x)(x+9.5)(1.2+x)

    Hi, I have the above cubic equation to solve, but I am unsure of the steps involved to solve it. Can someone show me the steps required to solve cubic equations? I appreciate any help.

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  2. #2
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    Re: How to solve Cubic Equation

    What if x=5 or two other easy to spot values?
    Thanks from topsquark
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  3. #3
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    Re: How to solve Cubic Equation

    The basic idea you have used for quadratic equations: if ABC= 0 then A= 0 and/or B= 0 and/or C= 0. Set each of the factors equal to 0 and solve for x.
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