Identity Matrix Exercise (with Solution)
Exercise: [latex] \[ \begin{array}{|c|c|} \hline \textbf{Matrix} & \textbf{Identity Matrix?} \\ \hline \begin{pmatrix} 1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{pmatrix} & ? \\ \hline \begin{pmatrix} 1 & 0 \\ 0 & 1 \end{pmatrix} & ? \\ \hline \begin{pmatrix} 0 & 0 & 0 \\ 0 … Read more