TeX Quellcode:

\begin{array}{rcl} \left|\lambda\begin{pmatrix}-64\cr 14 \cr -10 \end{pmatrix}\right| &=& \sqrt{(-64\lambda)^2+(14\lambda)^2+(-10\lambda)^2} \cr &=& \sqrt{\lambda^2 \left(4.096+196+100\right)} \cr &=& \left|\lambda\right|\sqrt{4.392} \end{array}