Sal shows two ways to calculate the coefficients of a binomial expansion quickly. The first method shows the relationship between PascalÕs triangle and the coefficients, and the second method shows an even faster way to write the coefficients without calculating previous rows of coefficients.

Concepts

binomial coefficient, binomial theorem, pascal's triangle

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Additional Tags

binomial theorem, binomial coefficient, pascal's triangle, math

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Classroom Considerations

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