1. 1.1: Introduction to quadratic models

2. 1.2: Factoring quadratics - greatest common factor

3. 1.3: Factoring quadratics - perfect squared terms

4. 1.4: Factoring quadratics - factoring trinomials

5. 1.6: Solving quadratics by factoring

6. 1.7: Solving quadratics using the quadratic formula