Evaluate Each Determinant $\operatorname{det}\left[\begin{array}{rr}3 & 11 \\ -2 & 8\end{array}\right]$ (B) $\operatorname{det}\left[\begin{array}{rrr}3 & 2 & -2 \\ 1 & -3 & 4 \\ 2 & 5 & 1\end{array}\right]$

Short Answer

Evaluate each determinant.
(a) $\operatorname{det}\left[\begin{array}{rr}3 & 11 \\ -2 & 8\end{array}\right]$
(b) $\operatorname{det}\left[\begin{array}{rrr}3 & 2 & -2 \\ 1 & -3 & 4 \\ 2 & 5 & 1\end{array}\right]$