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In this course, we will learn how to solve quadratic equations by factoring, completing the square and using the quadratic formula. We will also look at how to work with complex numbers and the imaginary unit i. Additionally, we will look at how to solve word problems with quadratic equations, and how to solve quadratic inequalities.
0:00 The Imaginary Unit i
12:10 How to Perform Operations with Complex Numbers
32:34 How to Simplify Powers of i
41:33 How to Solve Quadratic Equations by Factoring
59:29 How to Solve Quadratic Equations Using the Square Root Property
1:17:02 How to Solve Quadratic Equations by Completing the Square
1:46:13 How to Solve Quadratic Equations Using the Quadratic Formula
2:04:33 How to Solve Equations that are Quadratic in Form
2:27:51 Applications of Quadratic Equations, How to Solve Word Problems with Quadratic Equations
3:12:26 How to Solve Quadratic Inequalities