/ -2 + x \ lim |------------| x->4+| 2 | \4 + x - 5*x/
Limit((-2 + x)/(4 + x^2 - 5*x), x, 4)
False
= oo
/ -2 + x \ lim |------------| x->4+| 2 | \4 + x - 5*x/
oo
= 100.777533039648
/ -2 + x \ lim |------------| x->4-| 2 | \4 + x - 5*x/
-oo
= -100.555309734513
= -100.555309734513