(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Can anyone help me with his problem:

how to find a vector that has the same direction as <-2,4,2> but has length 6

2. Relevant equations

3. The attempt at a solution

the length of that vector is: 6= (-2)^2*a^2+(4)^2*b^2+(2)^2*c^2

Then I don't know what to do next?

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# Homework Help: How to find a vector that has the same direction

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