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