Asked by Anonymous
find the vector V with the given magnitude and the same direction as U.
mag V=2
U=<3,-3>
mag V=2
U=<3,-3>
Answers
Answered by
Reiny
A unit vector along [3,-3] is [3/√18,-3/√18]
so one of length 2 is
[6/√18, -6/√18] or [√2, -√2] after rationalizing
so one of length 2 is
[6/√18, -6/√18] or [√2, -√2] after rationalizing
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