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Given four sets. A, B, C and D.
Each set has 10,
The pair-wise intersec...
Mathematics, 21.05.2021 02:20 heyitzmeamelie
Jump to level 1
Given four sets. A, B, C and D.
Each set has 10,
The pair-wise intersections have 6 elements,
The three way intersections have 5 elements,
There are 3 elements in the intersection of all sets.
How many elements are there in total?
Answers: 3
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