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Subset S={1,2,3,4,5,6,7,8,9,10} find the number of subsjests with exactly 6 elements including 5 or 8 or...

Subset S={1,2,3,4,5,6,7,8,9,10}

find the number of subsjests with exactly 6 elements including 5 or 8 or not both

(combination solution most likely)

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