Circles Question
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If the points (1, 2) and (-5, 2) are endpoints of a diameter of a given circle, what is the equation of this circle?
- (x-1)2+(y-2)2=1
- (x+5)2+(y-2)2=9
- (x+2)2+(y-2)2=9
- (x+3)2+y(-1)2=3