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int (xe ^(x))/( (1 + x )^(2)) dx is equa...

`int (xe ^(x))/( (1 + x )^(2))` dx is equal to a)`( - e ^(x))/( x +1) + C` b)`(e ^(x))/( x +1 ) + C` c)`(xe ^(x))/( x +1)+ C` d)`(- xe ^(x))/( x +1 ) +C`

A

`( - e ^(x))/( x +1) + C`

B

`(e ^(x))/( x +1 ) + C`

C

`(xe ^(x))/( x +1)+ C`

D

`(- xe ^(x))/( x +1 ) +C`

Text Solution

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The correct Answer is:
B
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