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Maybe_Memorie
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Homework Statement
Let A and B be vectors
A = (2,-1,3) B = (1,4,1)
a) Find unit vectors A' and B' parallel to A and B respectively. Done.
b) Construct all the unit vectors C, orthogonal to A' and B'. Done.
c) Construct a unit vector, D, such that
C.D = 0.
Isn't there an infinite number of vectors that meet this criteria?