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Question

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)
14 years ago

Answers

Marth
What is the length of <-1,-2>? Divide <-1,-2> by its length, giving the result a length of 1 - an unit vector.
14 years ago

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