This video [1:52] mathematically answers the question "Does order matter?" when creating casts. To keep order from mattering, we need to take the total number of combinations where order does matter and divide that by all the possible permutations.

Concepts

combinations, permutations

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Additional Tags

combinatorics, "does order matter?" when creating casts, khan academy, counting casts, permutations and combinations

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Classroom Considerations

• Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional