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Mathematics, 07.03.2020 05:40 brooklynpage5283

The equation of a circle which has a center at $(-5,2)$ can be written as $Ax^2 + 2y^2 + Bx + Cy = 40.$ Let $r$ be the radius of the circle. Find $A+B+C+r.$

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The equation of a circle which has a center at $(-5,2)$ can be written as $Ax^2 + 2y^2 + Bx + Cy = 4...
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