If \( A=\left|\begin{array}{lll}1 & 0 & 0 \\ 5 & 1 & 1 \\ 1 & 3 & 1\end{array}\right| \begin{array}{l}\text { then tind motrix } B \text { such that } A B=1 \text { verify } \\ \text { thet } B A=1\end{array} \)

Question

If \( A=\left|\begin{array}{lll}1 & 0 & 0 \\ 5 & 1 & 1 \\ 1 & 3 & 1\end{array}\right| \begin{array}{l}\text { then tind motrix } B \text { such that } A B=1 \text { verify } \\ \text { thet } B A=1\end{array} \)