Trig Check my answer Please
posted by Rachal .
Find the unit vector in the direction of <1,2>.
Do not approximate any numbers in your answer.
I get (1/sqrt10) and (3/sqrt10)

Trig Check my answer Please 
Marth
What is the length of <1,2>? Divide <1,2> by its length, giving the result a length of 1  an unit vector.
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