In Completing the Square and Quadratic Formula 1, the quadratic formula is derived by completing the square of an equation in standard form. The lesson provides a step-by-step explanation of how to derive the quadratic formula and offers a song to remember it. By simply inputting the values of a, b, and c into the quadratic formula, the solutions for x can be found quickly and easily.
Part 6 of completing the square. This video shows how to derive the quadratic formula by completing the square, and has a song to remember the quadratic formula.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com