AP EAMCET2009MathematicsIndefinite Integration
( 2- 2 x 1- 2 x ) e^x d x is equal to
Options
- A-e^x x+c
- Be^x x+c
- C2 e^x x+c
- D-2 e^x x+c
Correct answer
A. -e^x x+c
Step-by-step solution
Let aligned I & = ( 2- 2 x 1- 2 x ) e^x d x & = ( 2-2 x x 2 ^2 x ) e^x d x & = cosec ^2 x e^x d x- x e^x d x & =- x e^x- (- x) e^x d x & - x e^x d x+c & =- x e^x+c aligned