$$\color{rgb(0,0,255)}\varphi$$

$$\color{rgb(127,0,0)}\vartheta$$

$$\color{rgb(255,0,0)}\vec{i}$$

$$\color{rgb(0,127,0)}\vec{j}$$

$$\color{rgb(0,0,255)}\vec{k}$$

$$\color{rgb(0,0,0)}t=0$$

$$\color{rgb(127,0,0)}\vec{u}$$

$$\color{rgb(0,0,0)}\begin{array}{l} \vec{u}\left( \begin{array}{c} 1 \\ -4 \\ 3 \end{array} \right) \\ A(0;2;-2) \\\overrightarrow {AM}=t\vec{u} \end{array}$$

$$\color{rgb(255,0,0)}\vec{i}$$

$$\color{rgb(0,127,0)}-4\vec{j}$$

$$\color{rgb(0,0,255)}3\vec{k}$$