0580 P21 - Jun 2012 - Q16 - 4 marks
16001
\(M=\begin{pmatrix}5&2\\-3&4\end{pmatrix},\quad N=\begin{pmatrix}-1&-2\\2&6\end{pmatrix}\).
(a) Calculate MN. [2]
(b) Find \(M^{-1}\). [2]
