# Section 8.3: Polar Form of Complex Numbers

**Section 8.3 Videos**

Video Lessons

- Complex Numbers
- Complex Number Operations
- Complex Number Operations on the TI-84
- Trigonometric Form of Complex Numbers
- Product and Quotient of Complex Numbers in Trig Form
- DeMoivre’s Theorm: Powers of Complex Numbers in Trig Form
- Roots of Complex Numbers

Video Examples

- Ex: Determine a Real, Imaginary, and Complex Number
- Ex : Simplify Imaginary and Complex Numbers
- Ex: Simplify, Add, and Subtract Imaginary and Complex Numbers
- Ex 1: Adding and Subtracting Complex Numbers
- Ex 2: Adding and Subtracting Complex Numbers
- Ex 1: Simplify and Multiply Complex Numbers
- Ex 2: Multiply Complex Numbers
- Ex 3: Multiply Complex Numbers
- Ex: Multiplying Complex Conjugates
- Ex: Raising the imaginary unit i to powers
- Ex: Dividing Complex Numbers
- Ex: Convert a Complex Number in Cartesian Form to Exponential Form
- Ex: Convert a Complex Number in Exponential Form to Cartesian Form
- Ex: Raise a Complex Number in Polar Form to a Power - Demoivre's Theorem
- Ex: Raise a Complex Number in Polar Form to a Power Using Exponential Form
- Ex 1: Raise a Complex Number in Cartesian Form to a Power - Demoivre's Theorem
- Ex 2: Raise a Complex Number in Cartesian Form to a Power - Demoivre's Theorem

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