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07-04-2018
Mathematics

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Find an equation for the conic that satisfies the given conditions. parabola, focus (2, −4), vertex (2, 6)

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sqdancefan sqdancefan

07-04-2018

The distance from the vertex to the focus (p) is -10, so the vertical scale factor is 1/(4p) = -1/40. That makes the equation ...

y = -(1/40)(x -2)^2 +6

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