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Math Lessons - 9

This is a series of mathematics lessons that will review the important topics in algebra. It is presented in videos by the Portland Community College

 

 

Math 65 - Lesson 15a
Applications of Quadratic Equations

 

 

Math 65 - Lesson 15b
More Applications of Quadratic Equations Working with formulas
Modelling with quadratic equations

 

 

Math 65 - Lesson 16a
Graphs of Parabolas The axis of symmetry and the vertex

 

 

Math 65 - Lesson 16b
Summary of Graphing of Quadratic Equations in Two Variables
Strategy Examples

 

 

 

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