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 04-27-2007 #1 Sillysidley   Join Date: Oct 2006 Posts: 822 Inclusion Exclusion Let U=(1,2,3..,1000) and let A2,A3, and A5 be the numbers that are divisible by 2,3, and 5 respectively. Find: a. The intersection of all 3 sets (I solved this already) b. The intersection of A2,A3, and the compliment of A5 c. The intersection of A2, the compliment ofA3, and A5. d. The intersection of the compliment of A2,A3, and A5 e. The intersection of A2, the compliment of A3, and the compliment of A5 __________________ . Last edited by Sillysidley; 04-27-2007 at 06:30 PM..

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