Use elementary column operations to simplify finding the determinant of the (4 × 4) matrix A:
A=\left[\begin{array}{rrrr}1 & 2 & 0 & 2 \\-1 & 2 & 3 & 1 \\-3 & 2 & -1 & 0 \\2 & -3 & -2 & 1\end{array}\right].
Use elementary column operations to simplify finding the determinant of the (4 × 4) matrix A:
A=\left[\begin{array}{rrrr}1 & 2 & 0 & 2 \\-1 & 2 & 3 & 1 \\-3 & 2 & -1 & 0 \\2 & -3 & -2 & 1\end{array}\right].