The combination formula is given by:
\[
C(n, r) = \frac{n!}{r!(n - r)!}
\]
where:
- \( n \) is the total number of items to choose from (in this case, 47),
- \( r \) is the number of items to choose (in this case, 4),
- \( ! \) denotes factorial, which is the
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