Let be a differentiable function such that .
Then is equal to
Then is equal to
- (A)160✓ Correct
- (B)210
- (C)180
- (D)150
Answer: (A)
Solution
Differentiate the given equation with respect to :
This is a first-order linear ODE. The integrating factor is:
Multiplying through:
So
Using :
Thus
This is a first-order linear ODE. The integrating factor is:
Multiplying through:
So
Using :
Thus
JEE Main · 2023 · 10 Apr 2023 · Shift 1 · Single correct option