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MATH / How many subsets of the set of divisors of 72 contain only composite numbers? For example, 8,9 and 4,8,12 are two such sets. Include the empty set in your count. · Discussion

Discussing How many subsets of the set of divisors of 72 contain only composite numbers? For example, {8,9} and {4,8,12} are two such sets. Include the empty set in your count. · MATH

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