Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Show that if sin –1 x ≥ cos –1 x. Then x ∈ 
.
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
sin –1 x ≥ cos –1 x ⇒ sin –1 x ≥ 
– sin –1 x
⇒ 2sin –1 x ≥ 
⇒ sin –1 x ≥ 
⇒ sin (sin –1 x) ≥ sin 
⇒ x ≥ 
∴ x ∈ 
( –1 ≤ x ≤ 1)
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