If satisfies the differential equation
and , then
and , then
- (A)3✓ Correct
- (B)9
- (C)16
- (D)80
Answer: (A)
Solution
Rewrite the differential equation:
Let . Then:
Substituting:
Integrating:
Using :
So .
Therefore, .
For :
Let . Then:
Substituting:
Integrating:
Using :
So .
Therefore, .
For :
JEE Advanced · 2017 · 21 May 2017 · Paper 2 · Single correct option