Determinantes 3 * 3
1.)
7 15 -5
-2 6 -3
-1 4 -8 =(-336+40+45)-(240-84+30) = (-254)-(186) = -437
7 15 -5
-2 6 -3
2.)
3 11 -9
-2 4 9
-6 8 -8 =(-96+144+(-594))-(176+216+216) = (-546)- (608) = -1154
3 11 -9
-2 4 9
3.)
1 6 -5
-2 7 2
0 9 0 =(0+90+0)-(0+18+0) = (90) -(18) = 72
1 6 -5
-2 7 2
Recibido...
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