JEE Main 2026 Mathematics question
Let f be a twice differentiable function such that , x∈(−π/2,π/2). Then is equal to .
Answer: 5
Solution
The first integral simplifies to ln(cos x). Differentiating the whole equation gives f′+f·tanx=−tanx, whose
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