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College Algebra Study Notes: Complex Numbers, Quadratic Equations, and Inequalities

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Complex Numbers

  • Guided course
    Dividing Complex Numbers
    04:22
  • Guided course
    Introduction to Complex Numbers
    03:31
  • Guided course
    Adding and Subtracting Complex Numbers
    03:18

Powers of i

  • Guided course
    Higher Powers of i
    05:10
  • Guided course
    Powers of i
    04:10

Intro to Quadratic Equations

  • Guided course
    Introduction to Quadratic Equations
    05:35
  • Guided course
    Solving Quadratic Equations by Factoring
    06:08

The Square Root Property

  • Guided course
    Imaginary Roots with the Square Root Property
    02:20
  • Guided course
    Solving Quadratic Equations by the Square Root Property
    06:12

Completing the Square

  • Guided course
    Solving Quadratic Equations by Completing the Square
    06:24

The Quadratic Formula

  • Guided course
    Solving Quadratic Equations Using The Quadratic Formula
    06:36
  • Guided course
    The Discriminant
    04:11

Choosing a Method to Solve Quadratics

  • Guided course
    Choosing a Method to Solve Quadratics
    04:03

Linear Inequalities

  • Guided course
    Interval Notation
    05:18
  • Guided course
    Linear Inequalities with Fractions & Variables on Both Sides
    03:42
  • Guided course
    Linear Inequalities
    06:07