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How many integers can be represented as a difference of two distinct members of the set {1, 2, 3}?

 Apr 16, 2020
 #1
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LIst them ...

 

1 - 2  =

1 - 3  =

2 - 3  =

2 - 1  =

3 - 1  =

3 - 2  =

 

Find the differences and count the number of different differences ...

 Apr 16, 2020

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