Introduction to complex numbers

Overview: 0 / 5 complete
5:20
Intro to the imaginary numbers
4:44
Intro to complex numbers
1:14
Plotting numbers on the complex plane
1:11
Adding complex numbers
5:32
Multiplying complex numbers

Learn about complex numbers (spoiler: they are numbers that consist of both real and imaginary parts).

Learn how we can visualize complex numbers in a plane. This can be seen as an expansion of the 1-dimensional real number line into a 2-dimensional plane!

Learn how to multiply complex numbers using the fact that i^2=-1 and the distributive property. For example, multiply (1+i) by (2+3i).