How to add, subtract, multiply and divide Complex Numbers. Timestamps: 00:00 Intro 0:08 What is a Complex Number 0:24 Standard Form of a Complex Number 0:29 What is i? 0:49 What Does i^2 Equal 1:10 Example 1 Add (3+2i) + (4-5i) 1:45 Example 2 Subtract (3+2i) - (4-5i) 2:08 Example 3 Multiply (3+2i)(4-5i) 3:06 Example 4 Divide (3+2i)/(4-5i) 3:14 How to Rationalize the Denominator by Multiplying by the Complex Conjugate 4:55 Write In Standard Form by Splitting Up the Fraction 5:21 Example 5 Divide 3/(2i) and Rationalize Related Videos: Finding Imaginary i to a Higher Power 2 Techniques What are Imaginary Numbers? * Organized List of My Video Lessons to Help You Raise Your Scores & Pass Your Class. Videos Arranged by Math Subject as well as by Chapter/Topic. (Bookmark the Link Below) ➡️JOIN the channel as a CHANNEL MEMBER at the "ADDITIONAL VIDEOS" level to get access to my math video courses(Algebra 1, Algebra 2/College Algebra, Geometry, and PreCalculus), midterm & final exam reviews, ACT and SAT prep videos and more! (Over 390+ videos)