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Trong không gian Oxyz,cho hai điểm A(4;-1;2) ;B(7;3;2).Gọi M(0;b;c) là điểm trên
7 months ago
433
Trong không gian Oxyz,cho hai điểm A(4;-1;2) ;B(7;3;2).Gọi M(0;b;c)
là điểm trên mặt phẳng (Oyz) sao cho tam giác ABM vuông cân tại A.Tính 2b+3c
#HinhHocKhongGian
#HinhHocKhongGianOxyz
#OxyzGeometry
#CachGiai
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