设a 1 ,a 2, a 3 ..., a s n维向量组,若对于任意一组不的数k 1 ,k 2 ,k 3 ...,k s ,k 1 a 1 +k 2 a 2 +k 3 a 3 +...+k s a s ≠0,则向量组a 1 ,a 2 , a 3 ..., a s 线性无关.
A.
正确
B.
错误
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【单选题】Thomas wanted to find a use for chicle. C hicle is a Spanish word for sticky water that comes from one kind of tree grown in Mexico. Thomas wanted to make rubber from chicle. What was Thomas trying to...