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# Quadratic Formula

Unit 4: Complex Numbers and Quadratic Equations
Lesson 10 of 12

## Big Idea: Build the concept of the quadratic formula by deriving it from completing the square.

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Subject(s):
Math, quadratic formula, Algebra, Quadratic Equations, Algebra 2, master teacher project, Imaginary Numbers, complex numbers
50 minutes

### Amelia Jamison

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