• 2022-05-27
    某线性方程组的增广矩阵如下[img=181x87]180326354e3e6ff.png[/img],则原方程的解集为:
    A: (4,2,6,-3)
    B: (-2,-5,6,-3)
    C: (-3,-5,6,-3)
    D: (-3,2,6,-3)