2.+Chapter+3-+Quadratic+Function+Gr.+11 

= =  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.[]

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)====