AP EAMCET202421 May 2024Morning ShiftMathematicsIndefinite IntegrationActual
e^x ( x+2 x+4 )^2 d x=
Options
- A- x e^x (x+4)^2 +c
- B- x e^x (x+4) +c
- Cx e^x (x+4) +c
- D2 x e^x (x+4) +c
Correct answer
C. x e^x (x+4) +c
Step-by-step solution
aligned & I = ( x+2 x+4 )^2 e^x d x= e^x [ x^2+4+4 x (x+4)^2 ] d x & I = e^x x (x+4) d x+ 4 e^x (x+4)^2 d x aligned Integrating by parts I =e^x ( x x+4 )- 4 e^x (x+4)^2 d x+ 4 e^x d x (x+4)^2 I = x e^x x+4 +c