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Simplifying expressions in a nice, orderly fashion is ideal. Young scholars learn to simplify expressions of the form a + b(c - d(e^2 + f). The exercise obviously requires meticulous use of the order of operations.
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Instructional Ideas
- Pause the video at various times to have viewers consider next steps
Classroom Considerations
- Assumes pupils know how to evaluate exponents with negative bases
- Learners must have experience with the order of operations
- This video is hosted on YouTube
Pros
- Easy-to-understand explanations
Cons
- Very few examples