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What is the equation of the quadratic graph with a focus of (2, − 2) and a directrix of y = 0?

Mindee Nelson

in Mathematics

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Brandon Scott on January 25, 2019

F=(h,k+p) = (2,-2), then h = 2y -2= k + p to the Directrix = 0 = k - pSolve these 2 equations and 2 unknowns yields k=-1 and p=-1the equation is, therefore,y=(1/4p)(x - 2)^2 -1


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