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TuringTestBest ResponseYou've already chosen the best response.1
the most simple answer I can give you to that very general question when you want to determine how parallel two lines are, or the angle between them
 one year ago

spndshBest ResponseYou've already chosen the best response.1
ok, how do you use dot product to find a vector projection?
 one year ago

TuringTestBest ResponseYou've already chosen the best response.1
Given two vector \(\vec a\) and \(\vec b\) the projection of \(\vec b\) onto \(\vec a\) is given by\[\text{proj}_{\vec a}\vec b={\vec a\cdot\vec b\over\\vec a\^2}\vec a\]
 one year ago

TuringTestBest ResponseYou've already chosen the best response.1
where \[\\vec a\\] is the magnitude of \(\vec a\)
 one year ago
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