VectorHard
Question
Let ABCD be a parallelogram such that 
and ∠ABD be an acute angle. If 
is the vector that coincides with the altitude directed from the vertex B to the side AD, then 
is given by :
and ∠ABD be an acute angle. If is the vector that coincides with the altitude directed from the vertex B to the side AD, then is given by : Options
A.
B.
C.
D.
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