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Math Help - Solving a Polynomial Equation

  1. #1
    Junior Member
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    Solving a Polynomial Equation

    Hi,

    How would I fact 5Y^2 -96y -80=0.

    I have honestly no idea how!

    Thanks in advance!
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  2. #2
    Grand Panjandrum
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    Re: Solving a Polynomial Equation

    Quote Originally Posted by SC313 View Post
    Hi,

    How would I fact 5Y^2 -96y -80=0.

    I have honestly no idea how!

    Thanks in advance!
    Read these:

    The Quadratic Formula Explained

    Completing the Square: Solving Quadratic Equations

    CB
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  3. #3
    MHF Contributor

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    Re: Solving a Polynomial Equation

    You might also note that 20*4= 80, 5*1= 5, and 5*20- (1)*(4)= 96.
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  4. #4
    Junior Member
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    Re: Solving a Polynomial Equation

    Thanks everyone!
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