Instructional Video
Khan Academy

Khan Academy: Challenging Complex Numbers Problem (3 of 3)

9th - 10th
This video lesson provides a challenging math problem that incorporates complex numbers. The question was taken from the Indian Institutes of Technology-Joint Entrance Examination (IIT-JEE).
Instructional Video
Khan Academy

Khan Academy: Challenging Complex Numbers Problem (2 of 3)

9th - 10th
This video lesson provides a challenging math problem that incorporates complex numbers. The question was taken from the Indian Institutes of Technology-Joint Entrance Examination (IIT-JEE).
Instructional Video
Khan Academy

Khan Academy: Complex Numbers Harder Example

9th - 10th
The video lesson from Khan Academy provides practice questions for the SAT. Watch Sal work through a harder complex numbers problem.
Instructional Video
Khan Academy

Khan Academy: Challenging Complex Numbers Problem (1 of 3)

9th - 10th
This video lesson provides a challenging math problem that incorporates complex numbers. The question was taken from the Indian Institutes of Technology-Joint Entrance Examination (IIT-JEE).
Instructional Video
Khan Academy

Khan Academy: Precalculus: Imaginary and Complex Numbers: Basic Complex Analysis

9th - 10th Standards
This Khan Academy video lesson provides a concrete way to help students represent and visualize complex numbers. An Argand Diagram, magnitude, modulus, argument, and exponential forms are utilized in the lesson.
Instructional Video
Sophia Learning

Sophia: Multiplying Complex Numbers: Lesson 3

9th - 10th Standards
This lesson describes how to multiply complex numbers. It is 3 of 6 in the series titled "Multiplying Complex Numbers."
Instructional Video
Sophia Learning

Sophia: Multiplying Complex Numbers: Lesson 4

9th - 10th Standards
This lesson describes how to multiply complex numbers. It is 4 of 6 in the series titled "Multiplying Complex Numbers."
Instructional Video
Sophia Learning

Sophia: Multiplying Complex Numbers: Lesson 5

9th - 10th Standards
This lesson describes how to multiply complex numbers. It is 5 of 6 in the series titled "Multiplying Complex Numbers."
Instructional Video
Sophia Learning

Sophia: Multiplying Complex Numbers: Lesson 6

9th - 10th Standards
This lesson describes how to multiply complex numbers. It is 6 of 6 in the series titled "Multiplying Complex Numbers."
Instructional Video
Sophia Learning

Sophia: Multiplying Complex Numbers: Lesson 2

9th - 10th Standards
This lesson describes how to multiply complex numbers. It is 2 of 6 in the series titled "Multiplying Complex Numbers."
Instructional Video
Sophia Learning

Sophia: Dividing Complex Numbers

9th - 10th Standards
This video lesson demonstrates how to divide with complex numbers, including the imaginary number i. The tutorial includes detailed examples. [3:26]