题目23.（2.0分）若a_(1),a_(2),...,a_(5)线性无关则a_(1),a_(2),...,a_(5-1)也线性无关。（）A. 对B. 错23.（2.0分）若$a_{1},a_{2},\cdots,a_{5}$线性无关则$a_{1},a_{2},\cdots,a_{5-1}$也线性无关。（）A. 对B. 错题目解答答案A. 对