问题题干答案解析相关问题热门问题最新问题

问题详情

设A是数域F上m x n矩阵，则齐次线性方程组AX=O（）（单选）—4分

A、当m < n时，有非零解

B、当m > n时，无解

C、当m = n时，只有零解

D、当m=n 时，只有非零解

时间：2021-09-06 21:04 关键词：弘成河北建筑工程学院财务管理（本科）工程数学线代及概率作业

答案解析

A

相关问题

boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
Mainly east 3 or 4 partly cloudy to overcast occasional rain（）slowly south moderate or good.
（）any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local quarantine officer must be notified immediately．