Lesson plan

Solve quadratic equations by completing the square

teaches Common Core State Standards CCSS.Math.Content.HSA-REI.B.4b http://corestandards.org/Math/Content/HSA/REI/B/4/b
teaches Common Core State Standards CCSS.Math.Practice.MP1 http://corestandards.org/Math/Practice/MP1
teaches Common Core State Standards CCSS.Math.Practice.MP7 http://corestandards.org/Math/Practice/MP7

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Big Ideas: Additional constants can be added to each side of the equation in order to make a perfect square trinomial to solve the quadratic function. In this lesson, students will solve for the zeros of a quadratic function by completing the square. Students will explore the relationship between completing the square and graphing. Vocabulary: completing the square Special Materials: none