Mathematics
Complex numbers: Roots of a cubic equation
A cubic equation can have 3 real roots or 1 real root and a complex conjugate pair. In this video I show you how through the graphs of cubic equations. I then show you how to solve cubic equations that have complex roots by looking at this example: Find all… Continue Reading →
Complex Numbers: de Moivre’s Theorem
Complex Numbers (de Moivre’s Theorem) Maths Revision Tutorial.