来自冯秀芳的问题
求行列式形如|-a1,a1,0,·········0,0,0||0,-a2,a2···········0.0,0||································||0,00···-an-1an-10||000·············0-anan||111·······
求行列式
形如|-a1,a1,0,·········0,0,0|
|0,-a2,a2···········0.0,0|
|································|
|0,00···-an-1an-10|
|000·············0-anan|
|111··············111|的行列式
1回答
2020-05-25 01:03