Find A2 (Note: A2 = AA $A = \left[ \begin{array} { c c } 4 & 5 \\- 4 & - 3\end{array} \right]$

Multiple Choice

Find A2. (Note: A2 = AA.) $A = \left[ \begin{array} { c c } 4 & 5 \\- 4 & - 3\end{array} \right]$

A) $\left[ \begin{array} { c c } - 4 & 5 \\- 4 & - 11\end{array} \right]$
B) $\left[ \begin{array} { c c } 16 & 25 \\16 & 9\end{array} \right]$
C) $\left[ \begin{array} { c c } - 4 & - 4 \\5 & - 11\end{array} \right]$
D) $\left[ \begin{array} { l l } 16 & 5 \\- 4 & 9\end{array} \right]$
E) not possible