Find the distance between the following 2 parallel vectors :
r1 = (3 i + 2j - 5k) + m(2i - 4j + k) and
r2 = (- i - 6j + k) + n ( 2 i - 4j + k ).
Vector
2013-01-12 4:16 pm
回答 (1)
2013-01-12 5:22 pm
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https://hk.answers.yahoo.com/question/index?qid=20130112000051KK00032