Find the solution vectors u and v such thất tne solution space is the set of all linear combinations of the form su + tv. X1 - 2 x2 + X3 - X4 = 0 X1 +2 x2 + X3 +11 x4 = 0 %3D X1 + X2 + X3 +8 x4 = 0 %3D The solution vectors are u = and v = such that x = su + tv, X3 = s and x4 = t, where s and t are real numbers.

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