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How many ways you can put 3 identical balls into 2 box so that each box has at-most 2 balls?

Is the answer 2?
asked in Combinatory by Veteran (11.5k points)   | 63 views
Yes it is 2..

X1 + X2 =3 where x$\leq$ 2 

gives 2

1 Answer

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Floor(3-1/2)+1 by pigeonhole principle
answered by Active (1.7k points)  
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