0606 P22 - Jun 2019 - Q6 - 5 marks
8302
(a) State the order of the matrix \(\begin{pmatrix}0&1&4&8\\5&8&1&6\end{pmatrix}\).
(b) The matrix \(A\) is given by \(A=\begin{pmatrix}2&-4\\-1&3\end{pmatrix}\).
(i) Find \(A^{-1}\).
(ii) Hence, given that \(ABA=I\), find \(B\).
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