In a local college claculus class, the teacher wrote:
+ 8
lim x->0 --- = oo (infinity)
x
In an exam the next week, the following answer was seen:
+ 5 ___
lim x->0 --- = |__| |.
x
This one is a little difficult to show on the screen, but what you see
is a horizontal 5.
(From the "Rest" of RHF)