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In the xy-plane, the point (-2, -3) is the center of a [#permalink]
10 Oct 2008, 09:06
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In the xy-plane, the point (-2, -3) is the center of a circle. The point (-2, 1) lies inside the circle and the point (4, -3) lies outside the circle. If the radius r of the circle is an integer, then r = A. 6 B. 5 C. 4 D. 3 E. 2