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Math Help - parabola question

  1. #1
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    parabola question

    hi guys need help finding the equation of the parabola with focus (1,6) and directrix y = 0:

    i know the distance from the focus point and directrix will be 6 or distance from vertex point to focus will be 3.. just dont know how to use the parabola formula to determine the equation. cheers
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by jvignacio View Post
    hi guys need help finding the equation of the parabola with focus (1,6) and directrix y = 0:

    i know the distance from the focus point and directrix will be 6 or distance from vertex point to focus will be 3.. just dont know how to use the parabola formula to determine the equation. cheers
    again, see here
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  3. #3
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    Quote Originally Posted by Jhevon View Post
    again, see here
    just made an attempt. is the answer

     y = \frac {x^2-2x+37}{12}

    correct?
    Last edited by jvignacio; October 29th 2008 at 07:38 AM.
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