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Thread: Focus and Directrix

  1. December 6th 2009, 12:52 PM #1
    RenSully
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    Focus and Directrix

    Find the focus and the directrix for the parabola.



    This one isn't like the example in the book. Do I complete the square on this?
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  2. December 6th 2009, 12:57 PM #2
    VonNemo19
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    Quote Originally Posted by RenSully View Post
    Find the focus and the directrix for the parabola.



    This one isn't like the example in the book. Do I complete the square on this?
    Hey Ren, look at it this way.

    (y-0)^2=4(3)(x-0)
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