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mathefhtw/DeterminantenVon2x2Matrizen.tex

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+\subsection{08\_1 Determinanten von $2\times 2$-Matrizen}
+\begin{itemize}
+  \item Berechnung:
+$
+\begin{array}{*{20}l}
+   {A = \left( {\begin{array}{*{20}c}
+   {a_{11} } & {a_{12} }  \\
+   {a_{21} } & {a_{22} }  \\
+\end{array}} \right)}  \\
+\\
+   {\det (A) = a_{11} a_{22}  - a_{12} a_{21} }  \\
+\end{array}$
+
+\item Schema:  \includegraphics{08_1_2}
+\end{itemize}
+
+