Chapter 3.3, Problem 45P

To determine

(a)

To find:

The $\det \left(A\right)$ where $A=\left[\begin{array}{ccc}0& 1& 2\\ -1& -1& 3\\ 1& -2& 1\end{array}\right]$.

To determine

(b)

To find:

The matrix of cofactors $M_C$ where $A=\left[\begin{array}{ccc}0& 1& 2\\ -1& -1& 3\\ 1& -2& 1\end{array}\right]$.

To determine

(c)

To find:

The $adj\left(A\right)$.

To determine

(d)

To find:

The inverse of matrix.