Question

Calcule x, y e z, onde:
(2,- 3,4) = x(1,1,1) + y(1,1,0) + z(1,0,0)

Answer 1

Ola Alanvpe

x + y + z = 2
x + y = -3
x + z = 4

-3 + z = 2
z = 5

x + 5 = 4
x = -1 

x + y = -3
-1 + y = -3
y = -2

S = (-1, -2, 5)