Compute det(20003−10014502132)\det\begin{pmatrix} 2 & 0 & 0 & 0 \\ 3 & -1 & 0 & 0 \\ 1 & 4 & 5 & 0 \\ 2 & 1 & 3 & 2 \end{pmatrix}det23120−14100530002.
−20-20−20
202020
000
101010