Integration of dx upon x 1 x 2

- Integration of dx upon x 1 into x 2
- Integration of dx upon 2 x square x 1
- Integration of 2x upon x square 1 x square 2 dx
- Integration of dx upon 1 2 sin x cos x
- Integration of x 1 upon x 2 into x 3 dx
- Integration of cos 2x dx upon 1 sin x cos x
- Evaluate integration of 1 upon x square 25 x dx
- Integration of 4 x 3 upon 2 x 1 dx
- Integration of 1 x square upon x into 1 minus 2 x dx
- Integration of cosx minus sinx upon 1 + sin 2x dx
- Integration of cos x upon 1 sin x into 2 sin x dx
- Integration of 1 upon 4x square - 20x + 17 dx