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Mathematics, 06.10.2021 14:00 sodiumvlogsYT
trong mặt phẳng tọa độ Oxy cho điểm (-1;2) và đường thẳng d có phương trình 3x+y+1=0.tìm ảnh của A và D
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trong mặt phẳng tọa độ Oxy cho điểm (-1;2) và đường thẳng d có phương trình 3x+y+1=0.tìm ảnh của A v...
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