向量与矩阵的运算一:填空题1112123131121121222323112122331312323331121312232331.2.300.0aaaadaaabdaeadaaacdbeafbdaead400.adbcadbc二:选择题1.CD2.D三:计算下列矩阵的乘积111112122121222212222333332211012...axyaxyaxyaxyabcabcabc四:求与下列矩阵可交换的矩阵000000111211120..abcxxx五:计算(1)21211222cossin333sincos0111001263...nnnntntntntnnnnnnnaanaaaa六:计算948034041矩阵的运算一:填空题23123123123491262912168504233268430202....BBBBBBBBnE二:选择题1.C2.C3.A4.D行列式的性质和定义一:填空题1122332...1,2,1,11241111210100111356(1)......Cnnnnaaaaaa二:选择题D三:计算逆序数25,4,433n(1)24+14+212..kknnkk奇排列偶排列,奇排列四:计算逆序数9六:1.不是2.是,正号3.是,正号七:计算行列式4412363...adbcaab行列式的展开与计算一:填空题5431223424481371666813123450,0,0.....xyzabdbcacd二:选择题1.B2.C三:利用行列式的性质计算222222333()()31()[()()()]()[()()()]()[()()()].xyzxyzxyyzxzxyzxyzxyzxzxyyzxyzyxyzxzxyzzxzyxy或或或或1234342423203..xxxxxxxxxx五:计算行列式111223344344312()(1)..nnnaaaaaaab六:化简,计算行列式112112112342434(1)(1)()()()(123456.7.940...32()()()()()()())()()()()()(()()()()()()()()()().....nnnnnxaxxaxxaxxxxxabcdbacadacbdbdcaxaxaaxaaaxaabacadacbdbdcxaxbxcxd34)()()axaxa