Completing the Square to Solve Quadratic Equations with Complex Solutions

Completing the Square to Solve Quadratic Equations with Complex Solutions

Observe how completing the square reveals complex solutions when a quadratic equation has no real roots.


Share it with your students:

Student Link

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Open-ended question

Given a quadratic expression, how you predict whether it will have real or complex solutions?

Text and math input