If θ is the angle between any two vectors 
and 
, then 
when θ is equal to
let θ is the angle between two vectors 
.
Then 
are non zero vectors so that
are positive.
Thus 
when 
.
The correct answer is (B).
19
If θ is the angle between any two vectors and , then when θ is equal to
let θ is the angle between two vectors .
Then are non zero vectors so that are positive.
Thus when .
The correct answer is (B).