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How do you deal with a negative base? In the video, viewers learn how to simplify exponential expressions with negative bases. The video also shows how to distinguish between –a^b and (–a)^b.
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Concepts
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Instructional Ideas
- Pause video to have learners solve each problem before advancing
Classroom Considerations
- Pupils need facility with operations with negative numbers
- Individuals should also know that brackets and parentheses are interchangeable
- This video is hosted on YouTube
Pros
- Detailed explanations make the concept easier to understand
- Shows different ways to think about each expression
Cons
- Video only accounts for numerical bases (no variable bases)