Home Maths Inverse Trigonometric Functions Inverse Trigonometric Functions, Inverse Trigo Identities If sin –1 x = for some x ∈ (–1, 1) then the…
Maths Inverse Trigonometric Functions Inverse Trigonometric Functions, Inverse Trigo Identities Single Correct MCQ
Published on: August 14, 2026

If sin –1 x = for some x ∈ (–1, 1) then the value of cos –1 x is

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The correct answer is:
A

sin –1 x + cos –1 x = π /2

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