Mathematics, 22.09.2021 09:50 kamryn69

Trong mặt phẳng Oxy cho A (-2;5),B(6;3),(d):3x-7y+2=0 a) Viết phương trình (d') là ảnh của d qua phép vị tự tâm I (2;1) tỉ số k=3

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Trong mặt phẳng Oxy cho A (-2;5),B(6;3),(d):3x-7y+2=0 a) Viết phương trình (d') là ảnh của d qua p...