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Binomial Coefficient
## Formula
$${}^nC_r=\frac{n!}{r!(n-r)!}$$
Also:
$${}^nC_r={}^nC_{n-r}$$
## Usage
- Used to calculate the numerical coefficients appearing in binomial expansions.
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Binomial Coefficient
## Formula
$${}^nC_r=\frac{n!}{r!(n-r)!}$$
Also:
$${}^nC_r={}^nC_{n-r}$$
## Usage
- Used to calculate the numerical coefficients appearing in binomial expansions.
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