1. Compute the inverse of the matrix below. \begin{equation*} \begin{bmatrix} -2 & 3\\ -3 & 4 \end{bmatrix} \end{equation*}
  2. Compute the inverse of the matrix below. \begin{equation*} \begin{bmatrix} 2 & 3 & 1\\ 1 & -2 & -3\\ -2 & 4 & 6 \end{bmatrix} \end{equation*}
  3. Explain why Theorem SS has the title it does. (Do not just state the theorem, explain the choice of the title making reference to the theorem itself.)