8: Limit at
If you tried to use l'Hospital's rule right away, you noticed that it did
did not help. There are two reasonable ways to arrive at that zero. The
first is to cancel ex in the fraction and then use
l'Hospital's rule, it does help now. The second possibility is to use
l'Hospital's rule to prove that
Horizontal asymptote
Limit at
No vertical asymptote at
Limit at
No vertical asymptote at
Limit at ∞:
No horizontal asymptote at ∞, but a chance for oblique.
Oblique asymptote