2x^2-3x-3/(x-1)(x^3-2x+5)
(x^4+3x^5+2x-11/(x-1)(x+1)(x-3)^5)
x^2+x+2/(x-1)(x^3+1)
5x^3+8x^4-1/x(x-1)(x+1)^4
The above examples also contain:
The following operations can be performed