If $A = \left[ \begin{array} { l l } 3 & 7 \\2 & 4\end{array} \right]$

If $A = \left[ \begin{array} { l l } 3 & 7 \\2 & 4\end{array} \right]$ and $B = \left[ \begin{array} { c c } - 3 & 6 \\4 & - 2\end{array} \right]$ , then find $A - 2 B$ .

A) $\left[ \begin{array} { c c } 1 & 5 \\6 & - 5\end{array} \right]$
B) $\left[ \begin{array} { c c } 5 & 11 \\- 6 & 8\end{array} \right]$
C) $\left[ \begin{array} { c c } 9 & - 1 \\- 6 & 8\end{array} \right]$
D) $\left[ \begin{array} { c c } 9 & - 5 \\- 6 & 8\end{array} \right]$
E) $\left[ \begin{array} { c c } - 3 & - 19 \\- 10 & 0\end{array} \right]$

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free