Published by:
CGP EDU Academic Team
Published on: August 12, 2026
The value of cos (2cos –1 x + sin –1 x) at x = 
:
Text Solution
Verified by ExpertsThe correct answer is:
B
cos (2cos –1 x + sin –1 x)
= cos 
= –sin (cos –1 x)
= – sin(sin –1 
) = – 
= – 
= – 
= – 
.
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