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Mathematics, 13.10.2020 14:01 dontap3037

What is the equation of a quadratic function with the focus at (1,-2) and the directrix at y=-3? What is the standard form of the equation x^2-2x+y^2-1/2y-47/16=0

What is the equation of a quadratic function with the focus at (2,2) and the directrix at y=6?

What is the center of the equation x² + y² = 6561?

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