/ 1 E \ lim |--- + -----| x->0+\4*x 4 + x/
Limit(1/(4*x) + E/(4 + x), x, 0)
oo
= 38.4284472001609
/ 1 E \ lim |--- + -----| x->0-\4*x 4 + x/
-oo
= -37.0693025603693
38.4284472001609