Chapter 8.2, Problem 46E

To determine

(a)

To find:

The value of $AB$, if possible for the given matrices, $A=\left[\begin{array}{cc}6& 3\\ -2& -4\end{array}\right]$

$B=\left[\begin{array}{cc}-2& 0\\ 2& 4\end{array}\right]$.

To determine

(b)

To find:

The value of $BA$, if possible for the given matrices, $A=\left[\begin{array}{cc}6& 3\\ -2& -4\end{array}\right]$

$B=\left[\begin{array}{cc}-2& 0\\ 2& 4\end{array}\right]$.

To determine

(c)

To find:

The value of $A^2$, if possible for the given matrix $A$, $A=\left[\begin{array}{cc}6& 3\\ -2& -4\end{array}\right]$.