Short Answer Type
. Find the direction cosines of a line parallel to this line.
Long Answer TypeShort Answer Type
Find the equation of the line which passes through the point (1, 2, 3) and is parallel to the vector 
Long Answer Type
are position vectors of A, B respectively.
be the position vector of any point on the given line. 
we get,
and passes through (1, 2, 3).
and passes through (2, 3, 1).
and passes through (1, ,1, 1).
at a distance 
from the point (1, 2, 3).
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