How to compute limits of type infinity minus infinity? Sadly, there isn't a simple trick that solves all of them.

* Full playlist on L'Hôpital's Rule and Indeterminate Form:    • L'Hôpital's Rule and indeterminate forms  

0:00 Introduction
0:32 Introducing the Example
0:45 Why is it indeterminate?
1:51 Method 1: Intuition
2:58 Method 1: Calculation
4:41 Method 2: Intuition without L'Hôpital
5:20 Method 2: Calculation
6:17 Further Examples