Thus, $\mathbfM = \beginpmatrix -1 & 2 \\ -2 & 3 \endpmatrix$. Final answer: $\boxed{\beginpmatrix -1 & 2 \\ -2 & 3 \endpmatrix}$. - AMAZONAWS 📅 March 11, 2026 👤 scraface Mar 11, 2026