• 2022-05-27
    设[img=16x17]17da4671aa65448.png[/img]为[img=13x15]17da4671a1278b4.png[/img]阶可逆矩阵,下列运算中正确的是( )
    未知类型:{'options': ['', ' [img=89x24]17da618153f02c8.png[/img]', ' [img=149x24]17da618168a3103.png[/img]', ' [img=72x24]17da6181728b927.png[/img]'], 'type': 102}
  • 举一反三