>> >> >> A1 = [2,-2,2,6;2,-1,2,4;3,-1,4,4;1,1,-1,3] A1 = 2 -2 2 6 2 -1 2 4 3 -1 4 4 1 1 -1 3 >> >> b=[-16;-10;-11;-12] b = -16 -10 -11 -12 >> >> U0c = rref([A1,b]) U0c = 1 0 0 0 11 0 1 0 0 -8 0 0 1 0 -6 0 0 0 1 -7 >> >>
求解结果: