4 (square of x) + square of Y -- 4x -- 4Y + 5 = 0, X / Y -- y / x =?
4x^2+y^2-4x-4y+5=0
So (2x-1) ^ 2 + (Y-2) ^ 2 = 0
x=1/2,y=2
x/y-y/x=-15/4
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