EngageNY
Exploiting the Connection to Trigonometry 2
The class checks to see if the formula for finding powers of a complex number works to find the roots too. Pupils review the previous day's work and graph on the polar grid. The discussion leads the class to think about...
CK-12 Foundation
Ck 12: Trigonometry: De Moivre's Theorem and Nth Roots
[Free Registration/Login may be required to access all resource tools.] Simplify Nth roots of complex numbers with DeMoivre's Theorem.