Question

Evaluate the determinant

(i) \(\begin{bmatrix} 0&1& 2 \\[0.3em] -1 & 0 & -3 \\[0.3em] -2 & 3 &0 \end{bmatrix}\)

(ii) \(\begin{bmatrix} 2 &-1 & -2 \\[0.3em] 0& 2 &-1 \\[0.3em] 3 & -5 & 0 \end{bmatrix}\)

Answer 1

(i) Expanding along R₁

(ii) Expanding along R₃