**Learning objectives**

- Distinguish between sequences a, b, c, … and series a+b+c+…
- Master geometric series
- Encounter some famous series
- Use series convergence tests:
- comparison with integral (p-series)
- comparison with geometric series (ratio test)
- alternating series test

**Before class**

- Ponder Hughes-Hallett problems: 9.1: 3,26,29; 9.2: 23; 9.3: 9, 13, 46; 9.4: 15, 20, 25; 9.5: 11.

**In class**