1. How do we usually use the word "limit" outside of calculus?
2. What is a limit in calculus?
3. What does it mean for a function to be continuous?
4. What three conditions must be met for a function to be continuous?
5. What is the difference between a removable and non-removable discontinuity?
6. If a function approaches positive infinity as you approach x=2 from both sides, does the limit exist? If so, what is the limit? Please explain.
7. What is the difference between using ( ) versus [ ] for an interval?
8. When saying an interval goes to positive or negative infinity, should you use () or []? For example, if you were saying 5 to infinity, would you write (5, infinity) or (5, infinity]?