Find 3A​ $$A = \left[ \begin{array} { c c } 5 & - 2 \\2 & 3 \\- 3 & 5\end{array} \right]$$

Multiple Choice

Find 3A.​ $$A = \left[ \begin{array} { c c } 5 & - 2 \\2 & 3 \\- 3 & 5\end{array} \right]$$ ​

A) $$\left[ \begin{array} { c c } 15 & - 6 \\6 & 9 \\- 9 & 15\end{array} \right]$$
B) $$\left[ \begin{array} { c c } 17 & - 6 \\6 & 15 \\- 9 & 9\end{array} \right]$$
C) $$\left[ \begin{array} { c c } 19 & - 6 \\- 9 & 9 \\6 & 15\end{array} \right]$$
D) $$\left[ \begin{array} { c c } 13 & 9 \\6 & - 6 \\- 9 & 15\end{array} \right]$$
E) $$\left[ \begin{array} { c c } 11 & - 6 \\9 & 6 \\- 9 & 15\end{array} \right]$$