SOLUTION: Find the unit vector having the same direction as v if v = 2i - j

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Question 161640: Find the unit vector having the same direction as v if v = 2i - j
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the unit vector having the same direction as v if v = 2i - j
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Find the magnitude of v
||v|| = sqrt(4+1) = sqrt(5)
unit vector = v/sqrt(5)
=(2i-j)/sqrt(5)
= sqrt%285%29%2A%282i-j%29%2F5