CountingTechniques

CountingTechniques - COUNTING TECHNIQUES Start Are...

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COUNTING TECHNIQUES Yes No Yes No Factorial: n! = n(n-1)(n-2)(n-3)….(2)(1) 6! = 6 x 5 x 4 x 3 x 2 x 1 = 720 5! = 5 x 4 x 3 x 2 x 1 = 120 4! = 4 x 3 x 2 x 1 = 24 3! = 3 x 2 x 1 = 6 2! = 2 x 1 = 2 1! = 1 0! = 1 (by definition)
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This note was uploaded on 03/18/2010 for the course MATH 200 taught by Professor Kazaryan during the Spring '10 term at Skyline College.

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