Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If 
are two unit vectors and θ is the angle between them, then show that:
A
B
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
⇒ 
⇒ 
⇒ 
[1 – cos θ ] ⇒ 
⇒ sin 
= 
⇒ 
= 1 + 1 + 2 × 1 × 1 cos θ
⇒ 
⇒ cos 
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