线性代数，，大神帮帮忙
1个回答
展开全部
A =
0 2 3 4 5
1 0 3 4 5
1 2 0 4 5
1 2 3 0 5
1 2 3 4 0
= -
1 0 3 4 5
0 2 3 4 5
1 2 0 4 5
1 2 3 0 5
1 2 3 4 0
= -
1 0 3 4 5
0 2 3 4 5
0 2 -3 0 0
0 2 0 -4 0
0 2 0 0 -5
= -
1 0 3 4 5
0 2 3 4 5
0 0 -6 -4 -5
0 0 -3 -8 -5
0 0 -3 -4 -10
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 -6 -4 -5
0 0 -3 -4 -10
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 12 5
0 0 0 4 -5
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 4 -5
0 0 0 12 5
= -
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 4 -5
0 0 0 0 20
= 480
0 2 3 4 5
1 0 3 4 5
1 2 0 4 5
1 2 3 0 5
1 2 3 4 0
= -
1 0 3 4 5
0 2 3 4 5
1 2 0 4 5
1 2 3 0 5
1 2 3 4 0
= -
1 0 3 4 5
0 2 3 4 5
0 2 -3 0 0
0 2 0 -4 0
0 2 0 0 -5
= -
1 0 3 4 5
0 2 3 4 5
0 0 -6 -4 -5
0 0 -3 -8 -5
0 0 -3 -4 -10
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 -6 -4 -5
0 0 -3 -4 -10
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 12 5
0 0 0 4 -5
=
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 4 -5
0 0 0 12 5
= -
1 0 3 4 5
0 2 3 4 5
0 0 -3 -8 -5
0 0 0 4 -5
0 0 0 0 20
= 480
本回答由提问者推荐
已赞过
已踩过<
评论
收起
你对这个回答的评价是？
推荐律师服务：
若未解决您的问题，请您详细描述您的问题，通过百度律临进行免费专业咨询
