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Currently Playing: 100 Fully Solved Quadratic Equations | Quadratic Inequalities | Complex Numbers

http://www.greenemath.com/ Step-by-Step full solutions for our practice tests on complex numbers, quadratic equations, and quadratic inequalities. Our video will cover the imaginary unit i, operations with complex numbers, simplifying powers of the imaginary unit i, solving quadratic equations by factoring, solving quadratic equations using the square root property, solving quadratic equations by completing the square, solving quadratic equations using the quadratic formula, solving equations that are quadratic in form, applications of quadratic equations, and solving quadratic inequalities. 0:00:00 The Imaginary unit 0:09:16 Operations with Complex Numbers 0:24:54 Simplifying Powers of the Imaginary Unit 0:40:53 Solving Quadratic Equations Using Factoring 1:14:35 Solving Quadratic Equations Using the Square Root Property 1:30:42 Solving Quadratic Equations by Completing the Square 2:00:12 Solving Quadratic Equations Using the Quadratic Formula 2:36:22 Solving Equations that are Quadratic in Form 3:15:07 Applications of Quadratic Equations (Word Problems) 3:41:30 Solving Quadratic Inequalities