Chapter 8.3, Problem 10PE

(a)

To determine

To calculate: The matrix $A+B$ where $A=\left[\begin{array}{cc}-2& 3\\ 0& 1\end{array}\right]$, and $B=\left[\begin{array}{cc}8& 1\\ 5& 4\end{array}\right]$.

(b)

To determine

To calculate: The matrix $A-B$ where $A=\left[\begin{array}{cc}-2& 3\\ 0& 1\end{array}\right]$, and $B=\left[\begin{array}{cc}8& 1\\ 5& 4\end{array}\right]$.

(c)

To determine

To calculate: The matrix $-4A$.

(d)

To determine

To calculate: The matrix $3A+2B$ where $A=\left[\begin{array}{cc}-2& 3\\ 0& 1\end{array}\right]$, and $B=\left[\begin{array}{cc}8& 1\\ 5& 4\end{array}\right]$.