This document provides an overview of De Moivre's theorem and nth roots of complex numbers. It includes definitions of key concepts like the complex plane, trigonometric form of complex numbers, multiplication and division of complex numbers, powers of complex numbers, and roots of complex numbers. Examples are provided to demonstrate finding trigonometric forms, multiplying complex numbers, using De Moivre's theorem, and finding cube roots. The document is intended to teach readers how to extend equation solving techniques to include equations of the form zn = c, where n is an integer and c is a complex number.