https://www.mymathsguy.com
Learn what quadratic equations are, how to use the discriminant, and how to solve quadratic equations which have complex roots (solutions).
0:00 An overview
0:55 What is a quadratic equation?
3:50 The quadratic formula
5:10 The discriminant
9:20 An example with real roots
12:57 An example with complex roots
18:55 A second example with complex roots
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Gary
