invers matriks berikut adalah

jawab

[tex] A^{-1}\,=\, \frac{1}{3(2) -1(5)} \left[\begin{array}{ccc}2&-5\\-1&3\end{array}\right]\,=\,\left[\begin{array}{ccc}2&-5\\-1&3\end{array}\right][/tex]