设A,B是n阶方阵,则下列结论正确的是-|||-()-|||-A) ((AB))^T=(A)^T(B)^T-|||-B) ((AB))^2=(B)^2(A)^2-|||-C ((AB))^T=(B)^T(A)^T-|||-D ((AB))^-1=(A)^-1(B)^-1