将这个矩阵化成行最简形:0 -2 1 1 0 0 3 0 -2 0 1 0 -2 3 0 0 0 1
问题描述:
将这个矩阵化成行最简形:0 -2 1 1 0 0 3 0 -2 0 1 0 -2 3 0 0 0 1
答
r2+r3
0 -2 1 1 0 0
1 3 -2 0 1 1
-2 3 0 0 0 1
r3+2r2
0 -2 1 1 0 0
1 3 -2 0 1 1
0 9 -4 0 2 3
r3+4r1
0 -2 1 1 0 0
1 3 -2 0 1 1
0 1 0 4 2 3
r1+2r3,r2-3r3
0 0 1 9 4 6
1 0 -2 -12 -5 -8
0 1 0 4 2 3
r2+2r1
0 0 1 9 4 6
1 0 0 6 3 4
0 1 0 4 2 3
交换行
1 0 0 6 3 4
0 1 0 4 2 3
0 0 1 9 4 6