Respuesta :

sqdancefan
The center is the midpoint of these two points, so is ((-4+2)/2, (-2+6)/2) = (-1, 2). The radius is the distance from the center to either of these points. Its square is 3^2 +4^2 = 25.

The equation of the circle is
.. (x +1)^2 +(y -2)^2 = 25
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