Plotting numbers on the complex plane (1:13) Plotting the numbers: 
, 
, 
and 
.- Absolute value of a complex numbers (3:32) Finding the absolute value of
- Absolute value & angle of complex numbers (13:03) Finding the absolute value and the argument of
. - Polar & rectangular forms of complex numbers (12:15) Finding the polar form of
. - * Practice: Polar & rectangular forms of complex numbers. (4 problems)
- Multiplying and dividing complex numbers in polar form (3:26) Divide:
. Multiply: ![[2(\cos(45^{\circ})+i \sin(45^{\circ}))]\cdot [5(\cos(30^{\circ})+i \sin(30^{\circ}))]](https://openlab.citytech.cuny.edu/-groups-mat-1375-student-video-resources-/wp-content/uploads/ql-cache/quicklatex.com-52fd25851ea7e6127a0112c56b2d88b8_l3.png "Rendered by QuickLaTeX.com")
.
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