矩阵A是4x4阶的矩阵A=[a 1 1 1/1 a 1 1/1 1 a 1/1 1 1 a],r(A)=3,a=?
问题描述:
矩阵A是4x4阶的矩阵A=[a 1 1 1/1 a 1 1/1 1 a 1/1 1 1 a],r(A)=3,a=?
答
矩阵A是4x4阶的矩阵A=[a 1 1 1/1 a 1 1/1 1 a 1/1 1 1 a],r(A)=3,a=?