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Math Help - more sets and relations

  1. #1
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    more sets and relations

    If A = {X element of N such that X<7} and B={X element of Z such that the absolute value oof X-5 is less than 3, and C=2,3} find (A symmetric difference B) \ C
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by tygracen View Post
    If A = {X element of N such that X<7} and B={X element of Z such that the absolute value oof X-5 is less than 3}, and C={2,3} find (A symmetric difference B) \ C
    they are asking for the set [(A - B) \cup (B - A)] - C or equivalently, [(A \cup B) - (A \cap B)] - C

    can you do it now?
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