Cau 3: Trong khong gian toa do Oxyz, mat cau tam I(-3;2;-1...
Cau 3: Trong khong gian toa do Oxyz, mat cau tam I(-3;2;-1) ban kinh R =4 co phuong trinh la( A. (x+3)^2+(y-2)^2+(z+1)^2=4 B. (x-3)^2+(y+2)^2+(z-1)^2=16 C. (x+3)^2+(y-2)^2+(z+1)^2=16 D. (x-3)^2+(y+2)^2+(z-1)^2=4 相关...