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都是大姨媽的回答,看你大表叔我的~首先為了幫助你明白,你先要弄清楚2個定義:矩陣的秩的定義:存在K階子式不為0,對任意K+1階子式均為0,則k即為矩陣的秩.向量組的秩的定義:向量組的極大線性無關組所包含向量的個數,…
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