Solving Quadratics by Completing the Square

A series of free Intermediate Algebra Lessons.
How to Solve Quadratics by Completing the Square?
How to Find the Vertex by Completing the Square?

Solving Quadratics by Completing the Square

Completing the Square: Another Example

Finding the Vertex by Completing the Square

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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