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Mathematics, 25.07.2021 19:20 jmiller2446

Trong mặt phẳng toạ độ Oxy, cho tam giác ABC có các đường cao có AD, BE, CF đồng quy tại trực tâm H, với các điểm D, E,F lần lượt là các chân đường cao kẻ từ các đỉnh A, B,C. Gọi I, J lần lượt là trung điểm của AH và BC. Biết B(-2;0), C(5;0), E(2;3). Viết phương trình đường thẳng IE

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Trong mặt phẳng toạ độ Oxy, cho tam giác ABC có các đường cao có AD, BE, CF đồng quy tại trực tâm H,...
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