Find the unit vector in the direction of " √3i - j "
the ans is "√3/2 i - 1/2 j "
but i do not know how to solve this question
I want a full step .... thx !
Easy Vector Question
2007-02-21 1:08 am
回答 (2)
2007-02-21 3:02 am
✔ 最佳答案
The unit vector 圖片參考：http://mathworld.wolfram.com/images/equations/UnitVector/inline2.gif
is defined by
圖片參考：http://mathworld.wolfram.com/images/equations/UnitVector/equation1.gif
let v=√3i - j
|v|=√((√3 )^2+1)=2
The unit vector
=1/2(√3i - j)
=√3/2 i - 1/2 j
2007-02-21 1:33 am
Find the magnitude of the vector and divided it by, then you get the unit vector.
If you have no such ability to do the question, how can you say that it is easy? Want someone to help you to do your homework?
If you have no such ability to do the question, how can you say that it is easy? Want someone to help you to do your homework?
收錄日期: 2021-04-25 16:52:27
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