MHT CET202210 Aug 2022Evening ShiftMathematicsIndefinite IntegrationActual
x ~d x= (where C is a constant of integration.)
Options
- A2[ x x + x ]+C
- B[ x x - x ]+C
- C2[ x x - x ]+C
- D[ x x + x ]+C
Correct answer
A. 2[ x x + x ]+C
Step-by-step solution
x d x let x =t i.e. d x=2 t ~d t=2 t t ~d t=2 [t t- t ~d t ] [integrating by parts] =2[t t+ t]+C=2[ x x + x ]+C