Let be the solution of the differential equation , with . Then is equal to
- (A)
- (B)
- (C)✓ Correct
- (D)3
Answer: (C)
Solution
Treat as a function of and divide by : . Put , so , and the equation becomes . The integrating factor is , giving . Integrating, , so . At , , , giving , so . At , , hence . Thus .
JEE Main · 2023 · 15 Apr 2023 · Shift 1 · Single correct option