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Mathematics 10 Online
OpenStudy (anonymous):

A circle is defined by the equation x2 + y2 + 8x + 22y + 37 = 0. What are the coordinates for the center of the circle and the length of the radius?

OpenStudy (anonymous):

(-11, -4), 10 units (-4, -11), 10 units (-4, -10), 11 units (4, 11), 10 units

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