-1 --------------------- _______ _______ 2*\/ 2 - x *\/ x - 1
1 1 ------ - ----- -1 + x 2 - x ---------------------- ________ _______ 4*\/ -1 + x *\/ 2 - x
3 3 2 - --------- - -------- + ---------------- 2 2 (-1 + x)*(2 - x) (-1 + x) (2 - x) ----------------------------------------- ________ _______ 8*\/ -1 + x *\/ 2 - x