complex equations
How to Factor a Trinomial in 3 Easy Steps — Mashup Math
Scaffolded Math and Science: Solving Equations Activities
Solving quadratic equations: complex roots (video)
Quadratic Equation
Rational Functions Unit, Algebra 2, Guided Notes
Question Video: Solving Two-Variable Linear Equations with Complex
Gaussian Elimination Overview & Examples - Video & Lesson
Complex Numbers - Definition, Types, Formulas, and Examples
Virtual Nerd: How Do You Solve Two Equations With Two Variables