Instructional Video

The Precise Definition of the Limit Explained!

Curated and Reviewed by Lesson Planet

It's all Greek to me. Young mathematicians learn how to use the epsilon-delta definition of a limit with a video that shows how to find the relationship between epsilon and delta for a given limit equation.

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Instructional Ideas
  • Use the video with pupils who are having difficulty with the precise definition of a limit
Classroom Considerations
  • Learners must know how to deal with compound inequalities and absolute value notation
  • Note that the epsilon-delta definition of a limit is not currently assessed on the AP Calculus exams
  • This video is hosted on YouTube
Pros
  • Uses color coding to match quantities
  • Concise, but comprehensive explanation
Cons
  • Graph does not match example