伴随矩阵的结论(A*)* = |A|^(n-2) A (A可逆时)(A^T)* = (A*)^T [总成立](A+B)* 与 A* B* 关系不定,不明(kA)* = k^(n-1) A* [总成立](AB)* = B*A* (A,B可逆时必成立)|A*| = |A|^(n-1) [总成立](A^-1)* = (A*)^-1 (A可...