Integration of x cos x cos 2x dx

- Integration of sin x cos x cos 2x cos 4x dx
- Integration of x sin x cos 2x dx
- Integration of cosx - cos2x / 1 - cos x dx
- Integration of sin x cos x cos 2x cos 4x cos 8x dx
- Integration of cos x cos 2x cos 3x dx
- Integration of cos 2x sin x cos x 2 dx
- Integration of cos x minus cos 2x 1 cos x dx
- Integration of cos 2x sin x cos x 2 dx is equal to
- Integration of cos 2x sin x cos x whole square dx
- Integration of 4 cos x 2 * cos x * sin 21 2x dx