SOLUTION: What is the equation of the parabola with a directrix at y = -4 and focus (0, 4)?
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Question 893187: What is the equation of the parabola with a directrix at y = -4 and focus (0, 4)?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
What is the equation of the parabola with a directrix at y = -4 and focus (0, 4)?
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Equation is that of a parabola that opens upward with vertex at the origin.
Its basic form of equation: x^2=4py
p=4
4p=16
equation: y^2=16x
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