KCET2011MathematicsIndefinite Integration
e^ x [ x+ x 1- ² x ] d x is
Options
- A(e^ x cosec x )+C
- Be^ x x+C
- C(e^ x x )+C
- De^ x x+C
Correct answer
C. (e^ x x )+C
Step-by-step solution
I= e^ x ( x+ x 1- ² x ) d xI= e^ x ( x+ x ² x ) d xI= e^ x x x d x+ e^ x x d xI= e^ x x x d x+ x e^ x . .I= x x e^ x d x I=e^ x x x d x+e^ x x - e^ x x x d x