题目内容：
设a1,a2,a3,a4是一个4维向量组,若已知a4可以表为a1,a2,a3的线性组合,且表示法惟一，则向量组a1,a2,a3,a4的秩为() A.1 B.2 C.3 D.4
参考答案：
选择题：设a1,a2,a3,a4是一个4维向量组,若已知a4可以表为a1,a2,a3的线性组合,且表示法惟一
- 题目分类：河南财经政法大学-金融学-线性代数
- 题目类型：选择题
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