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    ahaslip's Avatar
    ahaslip Posts: 1, Reputation: 1
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    #1

    Dec 5, 2010, 11:49 AM
    what is the equation for the parbola where the vertex is (7,-4),focus(10,-4)
    galactus's Avatar
    galactus Posts: 2,271, Reputation: 282
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    #2

    Dec 5, 2010, 01:14 PM

    Just use



    p is the distance from the vertex to the focus. (h,k) are the coordinates of the vertex.

    Just plug in. Solve for x if need be.
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