NDA2023MathematicsIndefinite IntegrationActual
Paragraph: Let f(x)=P e^x+Q e^ 2 x +R e^ 3 x , where P, Q, R are real numbers. Further f(0)=6, f^ ( 3)=282 and ₀^ 2 f(x) d x=11 Question: What is the value of R ?
Options
- A1
- B2
- C3
- D4
Correct answer
C. 3
Step-by-step solution
Q=2 R= 30-3 Q 8 = 30-6 8 =3