Why Stay with Whole Numbers?

Domain can be a tricky topic, especially when you relate it to context, but here is a lesson that provides concrete examples of discrete situations and those that are continuous. It also addresses where the input values should begin and end. It is the eighth resource in a 26-part series.

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CCSS: Designed
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Instructional Ideas
  • Use to teach the concept of domain in context while incorporating discrete and continuous functions
  • Have class members graph each problem set to provide a visual model of the input-output relationship
Classroom Considerations
  • Learners should have knowledge of writing a formula for a sequence
Pros
  • Examples are simple yet effective in communicating the effect context can have on domain
  • All handouts, keys, and teacher guides are included
Cons
  • None