# Complex Numbers

1. Plotting numbers on the complex plane (1:13) Plotting the numbers: , , and .
2. Absolute value of a complex numbers  (3:32) Finding the absolute value of
3. Absolute value & angle of complex numbers (13:03)  Finding the absolute value and the argument of .
4. Polar & rectangular forms of complex numbers (12:15) Finding the polar form of .
5. * Practice: Polar & rectangular forms of complex numbers. (4 problems)
6. Multiplying and dividing complex numbers in polar form (3:26) Divide: .  Multiply: .