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Lesson Planet
Don't feel negative about quadratic expressions. An instructional video shows viewers how to evaluate a quadratic expression when the variable has a negative value. It presents two examples for the topic and works through these examples step by step, making it easy for viewers to work along with the narrator.
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Instructional Ideas
- Use the video as part of a review session
Classroom Considerations
- Pupils must be able to calculate with negative numbers
- Experience with substitution is necessary
- This video is hosted on YouTube
Pros
- Shows work in an organized manner
- Well-paced video is easy to understand
Cons
- None