Matrices And Determinants

$\left[\begin{array}{ll}0 & 0 \\ 0 & 0\end{array}\right]$

$\left[\begin{array}{ll}1 & 3 \\ 0 & 0\end{array}\right]$

$\left[\begin{array}{ll}1 & 3 \\ 0 & 1\end{array}\right]$

$\left[\begin{array}{ll}1 & 3 \\ 1 & 1\end{array}\right]$