Khan Academy
Khan Academy: Algebra: Complex Numbers: Complex Numbers (Part 2)
Video shows how to divide complex numbers by using complex conjugates in general terms and then with a specific example. [8:58]
Khan Academy
Khan Academy: Algebra: Complex Numbers: Complex Numbers (Part 1)
Video first reviews what imaginary and complex numbers are. Shows example of graphing a complex number. Gives general explanations and formulas for adding, subtracting, multiplying and dividing complex numbers. Includes link to...
Khan Academy
Khan Academy: Intro to Complex Number Conjugates
An instructional video describing complex conjugates. Complex conjugates are defined and then used to simplify a problem in which a complex number is divided by another complex number. [8:03]
Khan Academy
Khan Academy: Pre Calculus: Basic Complex Analysis
A video [13:04] introducing complex analysis. Complex numbers are defined as a number having two parts: a real part and an imaginary part. The instructor shows how to graph these in the complex number plane. The video also explains how...
Khan Academy
Khan Academy: Algebra: Complex Numbers: Adding Complex Numbers
Video shows an example of adding complex numbers. Includes link to additional practice problems. [1:11]
Khan Academy
Khan Academy: Algebra: Complex Numbers: Dividing Complex Numbers
Video shows an example of dividing complex numbers using complex conjugates. [4:58]
Khan Academy
Khan Academy: Algebra: Complex Numbers 2
Students learn about complex numbers. The resource examines how to divide complex numbers and complex conjugates. The video tutorial investigates the mathematics concept through detailed notes and examples.
Khan Academy
Khan Academy: Algebra: Complex Numbers 1
Students learn about complex numbers. The resource examines how to add, subtract, and multiply complex numbers. The video tutorial investigates the mathematics concept through detailed notes and examples.
Khan Academy
Khan Academy: Complex Numbers: Complex Numbers (Part 1)
Introduction to complex numbers. Adding, subtracting and multiplying complex numbers.
Khan Academy
Khan Academy: Algebra: Complex Numbers: Imaginary Roots of Negative Numbers
Video shows how to simplify the square root of a negative number using the imaginary unit i. [4:04]
Khan Academy
Khan Academy: The Imaginary Unit I: Imaginary Roots of Negative Numbers
Video shows how to simplify the square root of a negative number using the imaginary unit i.
Khan Academy
Khan Academy: Complex Numbers: Complex Numbers (Part 2)
Dividing complex numbers. Complex conjugates.
University of New South Wales (Australia)
Unsw: How to Solve Polynomial Equations Involving Complex Numbers
The instructor in this video demonstrates how to use the polar form of a complex number to solve a polynomial equation. [11:07]
Khan Academy
Khan Academy: Algebra: Complex Conjugates Example
Video shows how to write the conjugate of a complex number. Also discusses uses of the complex conjugate and shows an example of multiplying complex conjugates. [4:01]
Khan Academy
Khan Academy: Algebra: Complex Numbers: Introduction to I and Imaginary Numbers
Video introduces i as the imaginary unit, gives two versions of the definition for i, and then shows what various powers of i equal. [5:20]
PatrickJMT
Patrick Jmt: Complex Numbers: Multiplying and Dividing
Video tutorial provides examples of how to multiply and divide complex numbers. [7:22]
PatrickJMT
Patrick Jmt: Complex Numbers: Multiplying Ex 1
Video provides a couple of examples of multiplying two complex numbers and simplifying. [4:51]
Study Pug
Study Pug: Complex Numbers and Complex Planes
Watch this video to learn what makes up a complex number, as well as how to plot on a complex plane. [5:45]
Sophia Learning
Sophia: Multiplying Complex Numbers: Lesson 2
This lesson describes how to multiply complex numbers. It is 2 of 6 in the series titled "Multiplying Complex Numbers."
Sophia Learning
Sophia: Dividing Complex Numbers
This video lesson demonstrates how to divide with complex numbers, including the imaginary number i. The tutorial includes detailed examples. [3:26]
Sophia Learning
Sophia: Determining the Complex Conjugate
Learn how to find the conjugate of a complex number. [3:36]
Sophia Learning
Sophia: Determining the Complex Conjugate
Learn how to find the conjugate of a complex number. [4:38]
Sophia Learning
Sophia: Determining the Complex Conjugate
Learn how to find the conjugate of a complex number. [2:28]