Counting Methods 2.pps
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7/24/2019 Counting Methods 2.pps
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Position1 Position2 Position3
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Counting methods 2
How many ways can three counters be arranged in a row?
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7/24/2019 Counting Methods 2.pps
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Position 1 can be filled in three ways
Position 1 Position 2 Position 3
Position 1 Position 2 Position 3
Position 1 Position 2 Position 3Position 1 Position 2 Position
3Position 1 Position 2 Position 3Position 1 Position 2 Position
3
Position 1 Position 2 Position 3
P
osition 1 Position 2 Position 3
Position 1 Position 2 Position 3
Position 1 Position 2 Position 3
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Counting methods 2
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7/24/2019 Counting Methods 2.pps
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If green is in position 1, position 2can be filled in two
ways
Position 3 can then be filled in one
way for each of these cases
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Counting methods 2
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7/24/2019 Counting Methods 2.pps
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With blue in the firstposition
With red in the first
position
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Counting methods 2
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7/24/2019 Counting Methods 2.pps
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Position 1
Position 2 Position 3
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Counting methods 2
![[Ch 9] Counting Methods 1 Introduction - DePaul …condor.depaul.edu/ntomuro/courses/400/notes/lecture9.pdf[Ch 9] Counting Methods 1 Introduction • In many discrete problems, we](https://img.pdfslide.net/doc/110x75/5b0307207f8b9ab9598eb4b3/ch-9-counting-methods-1-introduction-depaul-ch-9-counting-methods-1-introduction.jpg)
