When solving for using integration by parts, what should u be equal to?

1.   ?    u = 2x
2.   ?    u =
3.   ?    u = 1
4.   ?    u = dx

What should (dv) equal to?

1.   ?    =1
2.   ?    =x
3.   ?    =
4.   ?    =dx

Using the equation given by the method of integration by parts, what would be the set up for ?

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Solve

1.   ?    
2.   ?    
3.   ?    
4.   ?    

Solve

1.   ?    sinx + 2xcosx - 2sinx + c
2.   ?    sinx - 2xcosx + 2sinx + c
3.   ?    sinx + c
4.   ?    sinx + c

Solve

1.   ?    
2.   ?    
3.   ?    xlnx - x + c
4.   ?    lnx - x + c

Solve

1.   ?    
2.   ?    
3.   ?    
4.   ?