Find two vectors whose difference is < 4, -1, 3 >

Wavikz

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Jan 12, 2008
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Find two vectors whose difference is <4, -1, 3>. Write the difference as the sum of unit vectors.
 
Re: Vector Help

Wavikz said:
Find two vectors whose difference is <4, -1, 3>. Write the difference as the sum of unit vectors.

please show us your work and explain exactly where you are stuck - so that we know where to begin to help you.
 
I'm sorry, that's all I have. Nothing more and nothing less. And I'm totally suck...which means I don't have any method to solving this...sorry :(
 
Wavikz said:
I'm sorry, that's all I have. Nothing more and nothing less. And I'm totally suck...which means I don't have any method to solving this...sorry :(
So your class hasn't actually covered this material (or you were out sick that week/month), and you're needing lesson links...?

Thank you! :D

Eliz.
 
Maybe this will help. I hope I'm right, i'm also in physics.

Your vector is
4,-1,3

or 4i - 1j + 3k (i,j and k are unit vectors, used to express parts of vectors)

so you need two things where the differance is 4i -1j and 3k

so your vectors could be <10i + 2j + 8k> and <6i + 3j + 5k> or any other two that combine to be <4i -1j +3k>.
 
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