Ch. 3 Quadratic Functions

Chapter 3 and 4 Assignments

FACTORING REVIEW WORKSHEET KEYS (FROM Oct. 11, 2013)

• Difference of Squares (Key)
• Factoring Trinomials  (Key)
• Common Factors  (Key)

Quadratic functions are the next step up from linear functions – they all have a degree of 2 (x squared in them) and they all graph to a parabola.

NOTES:

• Introduction to Quadratic Functions
• More Parabola Stuff
• Vertex Form
• Quadratic Functions in Standard Form
• Completing the Square Part 1 (ish)
• Completing the Square Part 2
• Chapter 3 Review Questions

 

Chapter 3 Review Answer Key

For online graphing calculator links, click here and scroll part way down the page.  There are four links from which to chose.

Helpful Links:

• Graphing Quadratic Functions (PurpleMath)
• What is a Quadratic?
• Basic Quadratic Notes(excellent – pdf format)
• Graphing from Vertex form (YouTube clip)
• Understanding a, p & q (sometimes also called a, h & k but they mean the same thing)
• Standard and Vertex Form of a Parabola explained
• Graphing Quadratic Functions from General Form (YouTube Clip)
• Changing from Standard to Vertex form – complete with questions to try and answers explained
• Completing the Square (PurpleMath)