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Vantran12
2 năm trước
Trong mặt phẳng Oxy, cho đường thẳng (d) x-y=0 và đường tròn (C) x^2+y^2-2x+2y-2=0.Tìm điểm A thuộc (C), B thuộc (d) sao cho I(3, 2) là trung điểm AB.
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