Question

Escalone, classifique e resolva os sitemas:

X + Y - Z + T = 1
3X - Y - 3Z +T = 2
-X -2Y + 3Z + 2T = -1

URGENTE POR FAVOR

Answer 1

X=1-y+z-t
X=-y+z-t+1
X=-y+zt+1

-3y-32+t=2
-3y=2+3z-t
Y=-2

2
-z 1 t
3 3

Y=-z+1 t -2
3 3

-2y+3z+2t=-1
-2y=-1-3z-2t
4 3
+ Z+t
+=2 2
Y=3
Z+t +1
2 2