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Two circles of radius 2 are centred at (0,0) and (3,0). Their radical axis is
Ax = 3
Bx = 3/2
Cx = 1
Dx = 2
Answer & Solution
Correct answer: B. x = 3/2
Equal radii put the radical axis on the perpendicular bisector of the centres, the line x = 3/2.
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