Integration of x upon x
- integration of x upon x
- integration of x upon x 1 x 2
- integration of x upon x 2 dx
- integration of x upon x square y square
- integration of x upon x square 1 dx
- integration of x upon x 2
- integration of x upon x square 3 x 2
- integration of x upon x square a square
- integration of x upon x + 1
- integration of x upon x square + 1
