Diket matriks A=2 3 4. 5 Carilah matriks invers nya? ????

matriks A = 2 3
4 5
(matriks invers)A^-1 = 1/ad-bc matriks 5 -3
-4 2
A^-1 = 1/-2 matriks 5 -3
-4 2 alhasil==> A^-1 = matriks -5/2 3/2
2 -1