Deriving The Quadratic Formula Worksheet. Using a matching activity, pupils construct the algebraic derivation of the quadratic formula in this Algebra II lesson task. Each one has model problems worked out step by step, practice problems, challenge proglems Learner Outcomes: Students will be able to solve quadratic equations using the quadratic formula.
The videos for the derivation of the quadratic formula are of varying quality but most of them are in the tradition of well-organized exposition and highly procedural. Using the formula to solve the quadratic equation is just like waving a wand. Derivation of the Quadratic Formula After today's lesson, you should know the quadratic formula and be familiar with its proof by completing the square.
Supplementary materials: Graphing calculators Attached worksheet Derivation of Quadratic Formula.
The plenary involves deriving and applying the formula to calculate unknown lengths when given the area of a trapezium.
Next, write the right side of the equation under a common denominator, and take the square root of each side. Solve the equation by using the quadratic formula. Factor the left side and combine the right side.