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OpenStudy (anonymous):
Find the unit vector for <7,-2> Leave in simplified radical form
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OpenStudy (anonymous):
@LangstonK http://openstudy.com/users/langstonk#/updates/509c68b2e4b0077374589e1f
OpenStudy (anonymous):
?
OpenStudy (anonymous):
ohh yeah i see. thanks
OpenStudy (anonymous):
But the answer is <(Sqrt)53/53, 2(Sqrt)53/53> How do i get there? I am supposed to show work. Last time you just divide the vector but this time it looks different?
OpenStudy (anonymous):
Anything please?
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OpenStudy (anonymous):
Magnitude | v| = √ ( 7² + 2² ) = √ 53 Unit vector: < 7/√53, -2 √53 > Get rid of sqrt in denom.: < 7√53 / 53, -2√53/ 53 >
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