1.Quadratic
quadratic functions and their graphs part 1, 2,3)

2. Slide show of applying the quadratic formula

Example problems of applying the formula

3. Parabolas

x-intercepts, y-intercept, vertex, direction of parabola.

 

4. quadratics

Exploring the graphs of y = x^2, y = ax^2, y = x^2 + k

 

5. More quadratics

Sample problem of finding the x-intercepts, y-intercept, vertex