Two derivative tests are better than one. By watching an informative video, learners discover how to apply the second derivative test. They see that classifying a critical point as a local maximum or minimum requires substituting into the second derivative.

Concepts

derivatives, minimums, maximums

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Instructional Ideas

• Use the video with classmates absent for the lesson
  

Classroom Considerations

• Pupils need to know how to determine the second derivative
• Familiarity with finding critical points is necessary
  

• This video is hosted on YouTube

Pros

• Shows each step of the work
• Thorough explanations help clarify the concept
  

Cons

• None