Inverse Matrix/3x3/4/Aufgabe/Lösung
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Inverse Matrix/3x3/4/Aufgabe
(
1
1
0
2
3
1
0
0
7
)
{\displaystyle {}{\begin{pmatrix}1&1&0\\2&3&1\\0&0&7\end{pmatrix}}}
(
1
0
0
0
1
0
0
0
1
)
{\displaystyle {}{\begin{pmatrix}1&0&0\\0&1&0\\0&0&1\end{pmatrix}}}
(
1
1
0
0
1
1
0
0
7
)
{\displaystyle {}{\begin{pmatrix}1&1&0\\0&1&1\\0&0&7\end{pmatrix}}}
(
1
0
0
−
2
1
0
0
0
1
)
{\displaystyle {}{\begin{pmatrix}1&0&0\\-2&1&0\\0&0&1\end{pmatrix}}}
(
1
1
0
0
1
1
0
0
1
)
{\displaystyle {}{\begin{pmatrix}1&1&0\\0&1&1\\0&0&1\end{pmatrix}}}
(
1
0
0
−
2
1
0
0
0
1
7
)
{\displaystyle {}{\begin{pmatrix}1&0&0\\-2&1&0\\0&0&{\frac {1}{7}}\end{pmatrix}}}
(
1
1
0
0
1
0
0
0
1
)
{\displaystyle {}{\begin{pmatrix}1&1&0\\0&1&0\\0&0&1\end{pmatrix}}}
(
1
0
0
−
2
1
−
1
7
0
0
1
7
)
{\displaystyle {}{\begin{pmatrix}1&0&0\\-2&1&-{\frac {1}{7}}\\0&0&{\frac {1}{7}}\end{pmatrix}}}
(
1
0
0
0
1
0
0
0
1
)
{\displaystyle {}{\begin{pmatrix}1&0&0\\0&1&0\\0&0&1\end{pmatrix}}}
(
3
−
1
1
7
−
2
1
−
1
7
0
0
1
7
)
{\displaystyle {}{\begin{pmatrix}3&-1&{\frac {1}{7}}\\-2&1&-{\frac {1}{7}}\\0&0&{\frac {1}{7}}\end{pmatrix}}}
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