JEE Main 2024 Mathematics question

If a = sin⁻¹(sin(5)) and b = cos⁻¹(cos(5)), then a² + b² is equal to

Answer: (D)

Solution

The principal values: sin⁻¹(sin 5) = 5 − 2π (since 5 is in (3π/2, 2π)) and

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-017266