Question: Given the following matrices, compute the expressions below:

\[A=\left[ \begin{matrix} 2 & 4 \\ -1 & 8 \\ \end{matrix} \right]\] \[B=\left[ \begin{matrix} -3 & 6 \\ 2 & 7 \\ 1 & -4 \\ \end{matrix} \right]\]

(a) \(A{{B}^{T}}\)

(b) \({{\left( I-0.5A \right)}^{-1}}\)

(c) \(BA\)