Mathematics Education Complex numbers lesson 21 – Factorise quadratic polynomials over C By Magic Monk on Monday, June 10, 2019 In this tutorial I show you how to use complex numbers to factorise a polynomial that you normally can’t factorise. education mathematics steemiteducation steemstem Previous Post Next Post Related Posts Mathematics Education Vector applications question – Elastic collision, momentum, and kinetic energy Mathematics Education Vectors lesson 21 – Basic vector operations in Geogebra Mathematics Education Vectors lesson 20 – drawing vectors in Geogebra