Published by:
CGP EDU Academic Team
Published on: August 12, 2026
sin [2 cos –1 (–3/5)] is equal to
Text Solution
Verified by ExpertsThe correct answer is:
D
sin [2 ( π – cos –1 3/5)] ⇒ sin [2 π – 2 cos –1 3/5]
– sin [cos –1 {2 × (9/25) –1} ⇒ – sin [cos –1 (–7/25)]
⇒ – sin [ π – cos –1 7/25] ⇒ – sin [cos –1 7/25]
⇒ – sin [sin –1 24/25] ⇒ – 24/25
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