# Discrete Mathematics : Baisc Counting Problems

**Tutor description**

Product Rule: If you have P that can be broken down into , ; there are ways to do and to do . P can be done in • different ways. Each bit = 0 is 1 • 00/01 = 2 ways for (1st bit) • 10/11 = 2 ways for (2nd bit)

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