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Mathematics 4 Online
OpenStudy (anonymous):

Using the following equation, find the center and radius of the circle. You must show all work and calculations to receive credit. x2 + 4x + y2 - 6y = -4 (8 points)

OpenStudy (anonymous):

you have to use complete the square for x and y values so x2 +4x +4 +y2 -6y +9 = -4 +9 + 4 then just simplify and you'll have your centre points and radius

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