TOLONG CARI INVERS MATRIKS BERIKUT INI

Matriks

det = (3 . 5) - (-7 . -2)
= 15 - 14
= 1

Pada matriks 2x2

A^(-1)
= [tex] \dfrac{1}{\text{det A}} \left (\begin{array} {rr} d & -b \\ -c & a \end{array} \right )[/tex]

=[tex] \left (\begin{array} {rr} 5 & 7 \\ 2 & 3 \end{array} \right )[/tex]