If 
are unit vectors, then find the angle between 
given that 
is a unit vector.
Given, 
and 
By scalar product, 
By substituting the values, we get
=1
3a2 -2√3 cos θ + b2 =1
⇒3-2√3 cos θ +1=1
⇒4-1=2√3 cos θ
⇒3=2√3 cos θ
1
If are unit vectors, then find the angle between given that is a unit vector.
Given, and
By scalar product,
By substituting the values, we get
=1
3a2 -2√3 cos θ + b2 =1
⇒3-2√3 cos θ +1=1
⇒4-1=2√3 cos θ
⇒3=2√3 cos θ