• 2021-04-14
    在仿射坐标系中,其中,,,则向量的坐标是( ). https://latex.codecogs.com/gif.latex?%5Cleft%20%5C%7B%20O%3B%5Cvec%7Be%7D_%7B1%7D%2C%5Cvec%7Be%7D_%7B2%7D%2C%5Cvec%7Be%7D_%7B3%7D%20%5Cright%20%5C%7Dhttps://latex.codecogs.com/gif.latex?%5Cvec%7Be%7D_%7B1%7D%3D%5Cleft%20%5C%7B%201%2C-1%2C0%20%5Cright%20%5C%7Dhttps://latex.codecogs.com/gif.latex?%5Cvec%7Be%7D_%7B2%7D%3D%5Cleft%20%5C%7B%20-1%2C-1%2C1%20%5Cright%20%5C%7Dhttps://latex.codecogs.com/gif.latex?%5Cvec%7Be%7D_%7B3%7D%3D%5Cleft%20%5C%7B%20-2%2C1%2C2%20%5Cright%20%5C%7Dhttps://latex.codecogs.com/gif.latex?%5Cvec%7Ba%7D%3D%5Cleft%20%5C%7B%201%2C2%2C0%20%5Cright%20%5C%7D