Completing the Square

Examples, solutions, videos, worksheets, games, and activities to help Algebra students learn about factoring trinomials by completing the square.

Step By Step Completing The Square Part 1
Solving quadratic equation
Graphing quadratic equation
Creating the quadratic formula
Visual view on completing the square

Step By Step Completing The Square Part 2
Examples:
-x² + 8x - 15 = 0
2x² - 7x - 15 = 0

Step By Step Completing The Square Part 3
Graphing parabolas and vertices.

Step By Step Completing The Square Part 4
Deriving the Quadratic Formula

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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