Sequences+and+Series

Ch. 3 Quadratic Equations 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. For online graphing calculator links Click here to open a site that will guide you through a free download of a TI84+ graphing calculator. [] media type="custom" key="23719228"

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 (they call them a, h & k but they mean the same thing) (Applet)====
 * ====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)====

[[file:bigengine/PC11 Chapter 3.pdf|Chapter 3 Textbook PDF]]
> 
 * ==Chapter 3 Quadratics ==
 *  [[file:bigengine/3.1 A- Investigating Quadratic Functions in Vertex Form key 14.pdf|3.1 A- Investigating Quadratic Functions in Vertex Form key 14]]
 * [[file:bigengine/3.1 B- Investigating Quadratic Functions in Vertex Form key 14.pdf|3.1 B- Investigating Quadratic Functions in Vertex Form key 14]]
 * [[file:bigengine/3.1 C- Investigating Quadratic Functions in Vertex Form extra 14.pdf|3.1 C- Investigating Quadratic Functions in Vertex Form extra 14]]
 * [[file:bigengine/3.2 A- The quadratic function in standard form key 14.pdf|3.2 A- The quadratic function in standard form key 14]]
 * [[file:bigengine/3.2 B - Combining Transformations Exercises key 14.pdf|3.2 B - Combining Transformations Exercises key 14]]
 * **If you still need extra practice in word problems, check these 4 types of word problems. ****[[file:bigengine/Extra word problem.pdf|Extra word problem.pdf]] **
 * **If you still need extra practice in word problems, check these 4 types of word problems. ****[[file:bigengine/Extra word problem.pdf|Extra word problem.pdf]] **