# Rule of Product Applied to Decks of Cards

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If there are ways to do and ways to do no matter what the result was for , then the number of ways to do both *and* is .

Contributed by: S. M. Blinder (July 2018)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

The product rule generalizes when there are more than two kinds of results, as long as they are pairwise independent. So .

Reference

[2] Wikipedia. "Rule of Product." (Jun 4, 2018) en.wikipedia.org/wiki/Rule_of_product.

## Permanent Citation