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Line 34:
Line 34: − + + + + + + + + + + + + + + + + + + + + +
→Description
a_ {12}& a_{13} \\
a_ {12}& a_{13} \\
a_ {22}& a_{23}
a_ {22}& a_{23}
\end{vmatrix}
\end{vmatrix} \\
+\begin{vmatrix}
a_ {21}& a_{23} \\
a_ {31}& a_{33}
\end{vmatrix} & - \begin{vmatrix}
a_ {11}& a_{13} \\
a_ {31}& a_{33}
\end{vmatrix} & +\begin{vmatrix}
a_ {11}& a_{13} \\
a_ {21}& a_{23}
\end{vmatrix} \\
+\begin{vmatrix}
a_ {21}& a_{22} \\
a_ {31}& a_{32}
\end{vmatrix} & - \begin{vmatrix}
a_ {11}& a_{12} \\
a_ {31}& a_{32}
\end{vmatrix} & +\begin{vmatrix}
a_ {11}& a_{12} \\
a_ {21}& a_{22}
\end{vmatrix} \\
\end{pmatrix}</math>
\end{pmatrix}</math>
a_{12} & a_{13} \\
a_{12} & a_{13} \\