A、B均为m×n矩阵,且齐次线性方程组Ax=0的解均为Bx=0的解,则R(A)与R(B)一定满足( ) A、R(A)=R(B); B、R(A)≥R(B); C、R(A)≤R(B); D、R(A)>R(B); E、R(A) 发布时间:2025-09-05 07:16:48