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7 votes
7 votes
Give the focus, directrix, and axis of the parabola.x^2=4y

User Lie
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1 Answer

12 votes
12 votes

Solution:

The equation of an up-down facing parabola with vertex at (h, k) and focal length p is expressed as


(x-h)^2=4p(y-k)\text{ ----- equation 1}

User Quantum
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