Now, were going to play a little Calculus game on these guys. Don't worry -- it's really easy. Just some picture stuff.
We're going to look at what's going on with those tails...
Really, we want to know two things:
|What happens to the height of the graph as x gets really, really big?|
|What happens to the height of the graph as x gets really, really small?|
The phrasing on this might get you... Just keep reading and I'll put it a few different ways.