Roots of a Cubic Equation

Introduction

A cubic equation of the form ax3 + bx2 + cx + d = 0, x E C, where, a, b, c and d are real constants, will always have at least one root

It was also have either two further real roots, one further repeated (real) roots, or two complex roots

Polynominal cubics and complex numbers

Polynominal cubics and complex numbers

Examples

Polynominal cubics and complex numbers

Polynominal cubics and complex numbers