ACT Math Complex Numbers (Additional Concepts)

In this video, we walk through all the info you'll need to tackle any complex numbers questions you encounter on the ACT.

Table of Contents:

00:00 - Introduction
00:37 - Standard form of a complex number
02:06 - Identifying a & b
04:37 - i & its powers (Pattern of 4)
04:59 - Definition of i
05:17 - Simplifying square roots of negatives
09:40 - Powers of i & Pattern of 4
18:55 - Complex number arithmetic
19:10 - Adding & subtracting complex numbers
21:36 - Multiplying complex numbers
23:34 - Dividing complex numbers
23:57 - Complex conjugates
28:40 - Graphing complex numbers
31:35 - Distance between complex numbers
34:08 - Absolute value of a complex number