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Mathematics, 12.10.2019 21:30 Luchi8115
Aplayground is being designed where children can interact with their friends in certain combinations. if there is 1 child, there can be 0 interactions. if there are 2 children, there can be 3 interactions. if there are 3 children, there can be 9 interactions. if there are 4 children, there can be 18 interactions. which recursive equation represents the pattern? (2 points)
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