sassycutie523
17.07.2019 •
Mathematics
If a=i+7j+k and b=i+11j+k, find a unit vector with positive first coordinate orthogonal to both a and b.
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Ответ:
This has norm
and so a unit vector orthogonal to both given vectors is
An equally correct answer would be the negative of this vector, since .
Ответ: