/ 2\ | / 4\ | lim |1 + x*|1 + x + -| | x->0+\ \ x/ /
Limit(1 + x*(1 + x + 4/x)^2, x, 0)
/ 2\ | / 4\ | lim |1 + x*|1 + x + -| | x->0+\ \ x/ /
oo
= 2425.05969065491
/ 2\ | / 4\ | lim |1 + x*|1 + x + -| | x->0-\ \ x/ /
-oo
= -2407.059515224
= -2407.059515224