BinomialCoefficient Command

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BinomialCoefficient[Number n, Number r]
Calculates the binomial coefficient n \choose r .
Example: BinomialCoefficient[5,3] returns 10.

CAS Syntax

BinomialCoefficient[Number n, Number r]
Calculates the binomial coefficient n \choose r . If you type undefined variables instead of numbers it yields a formula for the binomial coefficient.
Example: BinomialCoefficient[n,3] returns \frac{n (n² - 3n + 2)}{6}.
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