设A,B都是n阶可逆方阵,则 ( ) 选项:A:AB=BAB:(A+B)2¹A2+2AB+B2C:(AB)T=BTATD:(AB)-1=B-1A-1E:(A+B)(A-B)=A2-B2 方阵 可逆 发布时间:2024-05-24 16:54:45