Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If 
sin –1 
= tan –1 x then x =
A
tan3 θ
B
3 tan θ
C
tan θ
D
3 cot θ
Text Solution
Verified by ExpertsThe correct answer is:
C
= 
= 
Put tan θ = 3 tan φ ⇒ 
= 
= sin 2 φ
Hence 
. sin –1 (sin 2 φ ) = tan –1 x ; φ = tan –1 x
tan –1 
= tan –1 x ; x = 
tan θ
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