VectorHard
Question
Let 
be vector parallel to line of intersection of planes P1 and P2 through origin. P1 is parallel to the vectors 
and 
and P2 is parallel to 
, then the angle between vectors and 
is
be vector parallel to line of intersection of planes P1 and P2 through origin. P1 is parallel to the vectors and and P2 is parallel to , then the angle between vectors and is Options
A.
B.
C.
D.
Solution
Vector AB is parallel to 
Let θ is the angle between the vector, then
cos θ = ±
Hence θ =
, 
.
Let θ is the angle between the vector, then
cos θ = ±
Hence θ =
, .Create a free account to view solution
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