${\mathrm{E}}_1:\;\vec{x}=\begin{pmatrix}1\\4\\2\end{pmatrix}+r\cdot\begin{pmatrix}3\\2\\0\end{pmatrix}+s\cdot\begin{pmatrix}0\\-2\\1\end{pmatrix}$  und 

${\mathrm{E}}_2:\;\begin{pmatrix}2\\-3\\-6\end{pmatrix}\circ\left[\vec{ x}-\begin{pmatrix}4\\4\\3\end{pmatrix}\right]=0$ .

${\mathrm E}_1:\;\overrightarrow{\mathrm x}=\begin{pmatrix}-1\\2\\1\end{pmatrix}+\mathrm r\cdot\begin{pmatrix}2\\-1\\-2\end{pmatrix}+\mathrm s\cdot\begin{pmatrix}2\\1\\4\end{pmatrix}$  und  ${\mathrm E}_2:\;\begin{pmatrix}2\\-3\\1\end{pmatrix}\circ\left[\overrightarrow{\mathrm x}-\begin{pmatrix}1\\0\\1\end{pmatrix}\right]=0$

${E}_1:\;\vec{x}=\begin{pmatrix}5\\-1\\0\end{pmatrix}+r\cdot\begin{pmatrix}1\\1\\1\end{pmatrix}+s\cdot\begin{pmatrix}-1\\1\\1\end{pmatrix}$  und

${E}_2:\;\begin{pmatrix}0\\1\\0\end{pmatrix}\circ\left[\vec{x}-\begin{pmatrix}3\\2\\-7\end{pmatrix}\right]=0$

${\mathrm E}_1:\;\vec{x}=\begin{pmatrix}1\\-1\\3\end{pmatrix}+r\cdot\begin{pmatrix}1\\-1\\-1\end{pmatrix}+s\cdot\begin{pmatrix}-1\\2\\-1\end{pmatrix}$  und  ${\mathrm E}_2:\;\begin{pmatrix}3\\2\\1\end{pmatrix}\circ\vec{x}-4=0$

${\mathrm E}_1:\;\overrightarrow{\mathrm x}=\begin{pmatrix}2\\1\\1\end{pmatrix}+\mathrm r\cdot\begin{pmatrix}1\\1\\1\end{pmatrix}+\mathrm s\cdot\begin{pmatrix}2\\-4\\-1\end{pmatrix}$  und  ${\mathrm E}_2:\;\begin{pmatrix}1\\1\\-2\end{pmatrix}\circ\overrightarrow{\mathrm x}-3=0$

${\mathrm E}_1:\;\overrightarrow{\mathrm x}=\begin{pmatrix}1\\3\\1\end{pmatrix}+\mathrm r\cdot\begin{pmatrix}2\\1\\0\end{pmatrix}+\mathrm s\cdot\begin{pmatrix}1\\-1\\1\end{pmatrix}$  und  ${\mathrm E}_2:\;\begin{pmatrix}1\\1\\1\end{pmatrix}\circ\overrightarrow{\mathrm x}-5=0$