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ncr math example. And this would be counted as another permutation. And this counted that.
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NCr44 6 Ans 7059052e6 5. Suppose there are 4 different balls n and you want to arrange them in the group of 2 r then total arrangements are. R sample 2 the number of people involved in each different handshake The order of the items chosen in the subset does not matter so for a group of 3 it will count 1 with 2 1 with 3 and 2 with 3 but ignore 2 with 1 3 with 1 and 3 with 2 because these last 3 are duplicates of the first 3 respectively.
The Combination of 4 objects taken 3 at a time are the same as the number of subgroups of 3 objects taken from 4 objects.
For example the groups hgcb and bghc. Using the permutation formula. NCr44 6 Ans 7059052e6 5. So for example for example this is one permutation.
