A) 1
B) \[\frac{1}{2}\]
C) \[\frac{1}{3}\]
D) None of these
Correct Answer: B
Solution :
\[\frac{d}{dx}\left( {{\cos }^{-1}}\sqrt{\frac{1+\cos x}{2}} \right)=\frac{d}{dx}\left[ {{\cos }^{-1}}\left( \cos \frac{x}{2} \right) \right]=\frac{1}{2}\].You need to login to perform this action.
You will be redirected in
3 sec