Find a - B ​
A) $$\left[ \begin{array} { c c } 1 & - 12 \\7 & 10 \\- 6 & - 3\end{array} \right]$$

Multiple Choice

Find A - B.​ $$A = \left[ \begin{array} { c c } 4 & - 4 \\4 & 5 \\- 3 & 4\end{array} \right] , B = \left[ \begin{array} { c c } 3 & 8 \\- 3 & - 5 \\3 & 7\end{array} \right]$$ ​

A) $$\left[ \begin{array} { c c } 1 & - 12 \\7 & 10 \\- 6 & - 3\end{array} \right]$$
B) $$\left[ \begin{array} { c c } 3 & - 12 \\7 & - 3 \\- 6 & 10\end{array} \right]$$
C) $$\left[ \begin{array} { c c } 5 & - 12 \\- 6 & 10 \\7 & - 3\end{array} \right]$$
D) $$\left[ \begin{array} { c c } - 1 & 10 \\7 & - 12 \\- 6 & - 3\end{array} \right]$$
E) $$\left[ \begin{array} { c c } - 3 & - 12 \\10 & 7 \\- 6 & - 3\end{array} \right]$$