JEE Main 2026 Mathematics question
The number of critical points of the function in the interval (−2π, 2π) is equal to:
Answer: (C)
Solution
f is even. Critical points: x = 0 (f′(0) = 0), x = ±π (corners where sin x = 0, f′ does
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account