求方程的通解已知向量b能由a1,a2,a3线性表示.矩阵A=(a1,a2,a3)与B=(A,b)秩相等.B的最简行:1 0 3 20 1 -2 -10 0 0 00 0 0 0求方程(a1,a2,a3)x=b的通解1 0 3 20 1 -2 -1 0 0 0 00 0 0 0
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![求方程的通解已知向量b能由a1,a2,a3线性表示.矩阵A=(a1,a2,a3)与B=(A,b)秩相等.B的最简行:1 0 3 20 1 -2 -10 0 0 00 0 0 0求方程(a1,a2,a3)x=b的通解1 0 3 20 1 -2 -1 0 0 0 00 0 0 0](/uploads/image/z/14440479-15-9.jpg?t=%E6%B1%82%E6%96%B9%E7%A8%8B%E7%9A%84%E9%80%9A%E8%A7%A3%E5%B7%B2%E7%9F%A5%E5%90%91%E9%87%8Fb%E8%83%BD%E7%94%B1a1%2Ca2%2Ca3%E7%BA%BF%E6%80%A7%E8%A1%A8%E7%A4%BA.%E7%9F%A9%E9%98%B5A%3D%28a1%2Ca2%2Ca3%29%E4%B8%8EB%3D%28A%2Cb%29%E7%A7%A9%E7%9B%B8%E7%AD%89.B%E7%9A%84%E6%9C%80%E7%AE%80%E8%A1%8C%EF%BC%9A1+0+3+20+1+-2+-10+0+0+00+0+0+0%E6%B1%82%E6%96%B9%E7%A8%8B%28a1%2Ca2%2Ca3%29x%3Db%E7%9A%84%E9%80%9A%E8%A7%A31+0+3+20+1+-2+-1+0+0+0+00+0+0+0)
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