When and Why Do We Write Quadratic Equations?
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PBS Learning Media
When and Why Do We Write Quadratic Equations?
In this video lesson, students revisit some situations that can be modeled with quadratic functions. They analyze and interpret given equations, write equations to represent relationships and constraints (MP4), and work to solve these equations. In doing so, students see that sometimes solutions to quadratic equations cannot be easily or precisely found by graphing or reasoning.
Algebra 1, Episode 12: Unit 7, Lesson 2 | Illustrative Math