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This Introduction to Functions instructional video also includes:
What makes functions so special? Viewers discover the definition of relations and functions, as well as independent and dependent variables, in a mathematical video. Five problem videos cover examples identifying functions from relations in different forms.
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Concepts
Additional Tags
Instructional Ideas
- Use the video with learners struggling with identifying functions
Classroom Considerations
- The first problem focuses on mappings, the second problems focuses on ordered pairs, and the third problem focuses on graphs, so use the appropriate video for reteaching
- The fifth problem is slightly different from the other videos as it introduces the concept of combining functions through operations, and uses function notation
Pros
- Clear, simple explanations
Cons
- In the concept video, speaker gives an example of a verbal function but inadvertently changes the amount of gas partway through
- Contains some spelling errors