**Lights, Camera, Interaction!**

Work carefully through the exercises and tutorials in this section and try to understand the explanations.

**The One-Minute Mathematician Completes the Square****Understanding Quadratic Functions -- Tutorial****The One-Minute Mathematician Divides Polynomials****Zeros of a Polynomial -- Tutorial****Graphs of Rational Functions -- Interactive Lecture****Radicals -- Tutorial**

**Quizzes and Puzzles: Sections R.6, 2.3-3.4**

- Solving Quadratic Equations (IE only)
- Complex Numbers. Quadratic Formula-Quiz
- Completing the Square and Circles-Puzzle (IE only)
- Long Division of Polynomials (IE only)
- Division of Polynomials II-Puzzle (IE only)
- Graphs of Polynomials
- Factoring Polynomials-Puzzle (IE only)
- Vertical and Horizontal Asymptotes-Puzzle (IE only)
- Quiz on Radicals (IE only)
- Radicals and Powers