将行列式[tex=9.786x4.786]TIwZYBkNsy31H1RNd/OloG/hlvdbuyEJtxppmS38zQUqOzk2JeLdk1m/sB588OjpThunw5Tsk+IjENrF9iGkWIuXZwp0bAnLCp4C55F8ADnafIaOsHsWCYhOBDFRTZe9gASScXj+KMNXUTfhATcEOFTKo6ypbHdZSWxAq4Rgriw=[/tex]化为三角形行列式, 并求其值.
举一反三
- 将行列式[tex=9.786x4.929]TIwZYBkNsy31H1RNd/OloChTOq5UbOsK7+VdRvDo+y8CGMVtD648fuur4rQzT8MfiNVWBa9QfPHRXxyUHGunjrojUn6GuFSCpyUJ4VDNx2oJQX+V3OYGMxGew8aaPGSecexZcP12yiyWSL9uYVOdEJeqMMOtkPq7QQ5mxVrwzG8=[/tex]化为三角形行列式, 并求其值.
- 将行列式[tex=9.0x4.786]TIwZYBkNsy31H1RNd/OloCuqwwLwIvJpgM2g6FVI9/Qs2ciG6Cywaoq47FQKqJYQ9QC8IRe/cblNn6wyHCYw37QihN1YXvdsQnUTlt45dVGAVT/XB7WI2j8yVLfdFLhDpD2V0AUikEB5HFVyF4u2jy0Oxc30+g+KBghirYkEOpI=[/tex]化为三角形行列式, 并求其值.
- 利用行列式的性质计算下列行列式的值1 2 0 0 02 5 0 0 0 9 8 1 2 37 6 4 5 65 4 7 8 9
- 用行列式性质, 化行列式[tex=6.714x4.5]TIwZYBkNsy31H1RNd/OloF8hzn/iQKxIUT1oKdsg0R3jLMXX3laYDx5AIFbERHnlWP+J07lODRqizmwIB0/gYqCD0FRyLODVrGPOBsPtMjetcxaRKeXKdRAJG40iaKxcQgmWsKrsLjzmuuh5iUzPxw==[/tex]为上三角形行列式, 并求其值.
- 用行列式性质, 化行列式[tex=7.714x4.5]TIwZYBkNsy31H1RNd/OloCuqwwLwIvJpgM2g6FVI9/QC0U69TuxABFUvvNzEOF0AcCfCalqP8gTIjvSSk+7P55FF8+fCA8DpGyRLSFTuAM65LM2M6QXCRHY0KTG152a1Lj5tDxR8RRDjJ+xyjA38P/KOHxGX8xRTBMnKgLpVSPE=[/tex]为上三角形行列式, 并求其值.