This is an instructional video on how to "complete the square", which is an algebraic technique for solving a quadratic equation. The instructor starts by showing you what a quadratic equation actually is. He describes what "completing the square" actually means, and how it can help simplify a problem that is difficult to factor. He shows a few examples of completing the square, and then shows how it applies to the quadratic equation. He works through a step by step, so it's easy to follow and you get a full understanding of how to complete the square.
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