Question

resolva a equação 2 3 0 1 2 1 1 2 X =[3]

Answer 1

Oi Brayan

2   3   0   2   3
1   2   1   2   1
1   2   x   1   2

det = 4x + 3 + 0 - 0 - 4 - 6x = 3

2x = -4,  x = -2

.