• 2022-06-09
    设[tex=6.214x2.786]3BT1BgBZQ5uJXxD5dg+w2/ihVlt0xyldvPRdyrGXDJ03CMdD3FN35UznVSS8prhxN0E7ddqhCiX7cLDEru2Tiw==[/tex],求与[tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex]可交换的所有矩阵.