Use context to explain the importance of the key features of a graph. When context is introduced, the domain and range have meaning, which enhances understanding. Pupils use application questions to explore the key features of the graph and the purpose of manipulating the equation. 

Concepts

graphing quadratics, factoring, completing the square

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Additional Tags

math

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Instructional Ideas

• Create collaborative groups to work on the exercises and check in with the groups frequently
• Have groups create a poster of an application question showing how a graph can tell the story of a scenario

Classroom Considerations

• Prior knowledge should include factoring, completing the square, and an understanding of the key features of a parabola
• Module 18 in a series of 26

Pros

• Reasonable real-world examples are used that learners can relate to and understand
• Handouts, keys, and a detailed teacher guide are included

Cons

• None

Common Core

HSN-RN.B.3 HSA-SSE.A.1.a HSA-SSE.A.2 HSA-SSE.B.3.a HSA-SSE.B.3.b HSA-APR.B.3 HSA-CED.A.1 HSA-CED.A.2 HSA-REI.B.4.a HSF-IF.B.4 HSF-IF.B.6 HSF-IF.C.7.a HSF-IF.C.8.a MP2