JoS1

Establish Goals: (G)
Maine Learning Results: Mathematics D. Algebra D4 Functions and Relations Grades 9 - Diploma Students understand and interpret the characteristics of functions using graphs, tables, and algebraic techniques. Students will apply quadratic functions to problem situations.

Students will understand that: (U)
•Quadratic functions come in various forms. •Quadratic models represent real-life situations. •Characteristics of quadratic models may allow us to solve problems.

Essential Questions: (Q)
•What types of situations may be represented by a quadratic model? •What are the various forms quadratics come come in? •How can the model be useful in problem solving?

Students will know: (K)
•Interpret x & y intercepts. •Recognize characteristics of a quadratic function •Apply factoring, quadratic formula, and completing the square to algebraically solve equations. •Describe why a graph opens up or down.

Students will be able to: (S)
•Interpret max./min. values to solve applied problems. •Analyze the graph to solve applied problems. •Be aware of how domain and range affect solutions of a specific situation. •Use graphing calculator to create a quadratic function to best-fit real-world data. •Assume role of statistician to justify best practice for real-life company

2004 ASCD and Grant Wiggins and Jay McTighe