Mathematics
Mathematics, 18.12.2020 01:20, lnr919

Select all the correct answers. Which vectors are unit vectors? U=(-1/3 sqrt(7/2),1/3sqrt(13/2))
U=(1/sqrt(3),-sqrt(2/3))
U=(1/2sqrt(5/3),-1/2sqrt(7/3))
U=(3/sqrt(7),-2/sqrt(7))
See attachment


Select all the correct answers. Which vectors are unit vectors?

U=(-1/3 sqrt(7/2),1/3sqrt(13/2))

answer
Answers: 2

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Select all the correct answers. Which vectors are unit vectors? U=(-1/3 sqrt(7/2),1/3sqrt(13/2))

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