VectorHard
Question
If
are non-coplanar unit vectors such that
then the angle, between
and
is
are non-coplanar unit vectors such that
then the angle, between
and
is Options
A.

B.

C.

D.π
Solution
Since,
⇒
On equation the coefficient of
, we get

⇒

⇒

On equation the coefficient of
, we get 
⇒


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