【判断题】【消耗次数：1】
若矩阵A的行向量组线性无关，则方程组Ax=0只有零解。
①
正确
②
错误
参考答案：
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相关题目
【单选题】
设 A为mn?矩阵,齐次线性方程组Ax?0仅有零解的充分条件是（ ）
①
A的列向量线性无关
②
A的列向量线性相关
③
A的行向量线性无关.
④
A的行向量线性相关.
【判断题】
若矩阵A的行向量组线性无关，则方程组<img class=jc-formula data-tex=AX=0 src=https://huaweicloudobs.ahjxjy.cn/CEC806624F9D642E698219EC94F94B3E.png style=vertical-align: middle;/>只有零解.
①
正确
②
错误
【单选题】
设A是mn?矩阵,Ax?0是非齐次线性方程组Ax?b所对应的齐次线性方程组,则 下列结论正确的是（ ）
①
若 Ax?0仅有零解,则Ax?b有唯一解.
②
若Ax?0有非零解,则Ax?b有无穷多个解.
③
若 Ax?b有无穷多个解,则Ax?0仅有零解.
④
若Ax?b有无穷多个解,则Ax?0有非零解
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