Question 465270
If *[tex \LARGE A = \[\begin{array}{ccc} -9 & 5 \\ 6 & -3 \end{array}]]


Then the inverse of the matrix is


*[tex \LARGE A^{-1} = \frac{1}{|A|} \[\begin{array}{ccc} -3 & -5 \\ -6 & -9 \end{array}] = \frac{1}{27 - 30}\[\begin{array}{ccc} -3 & -5 \\ -6 & -9 \end{array}] ]



*[tex \LARGE A^{-1} = \[\begin{array}{ccc} 1 & 5/3 \\ 2 & 3 \end{array}]]