Results 1 to 2 of 2

Math Help - Interesting question

  1. #1
    Newbie
    Joined
    Apr 2009
    Posts
    2

    Interesting question

    Prove or disprove:
    For all sets A,B, and C

    If A n B = ∅ and B n C = ∅, then A n C = ∅
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Behold, the power of SARDINES!
    TheEmptySet's Avatar
    Joined
    Feb 2008
    From
    Yuma, AZ, USA
    Posts
    3,764
    Thanks
    78
    Quote Originally Posted by Akimbo View Post
    Prove or disprove:
    For all sets A,B, and C

    If A n B = ∅ and B n C = ∅, then A n C = ∅

    This statement is false.

    Let B be the set of rational numbers

    Let A,C be the set of irrational numbers.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. interesting question
    Posted in the Business Math Forum
    Replies: 1
    Last Post: September 30th 2010, 11:26 PM
  2. interesting question
    Posted in the Calculus Forum
    Replies: 5
    Last Post: March 14th 2010, 07:11 PM
  3. interesting question
    Posted in the Number Theory Forum
    Replies: 1
    Last Post: March 8th 2010, 12:41 PM
  4. Interesting Question
    Posted in the Calculus Forum
    Replies: 1
    Last Post: February 12th 2008, 05:26 PM
  5. interesting question
    Posted in the Advanced Applied Math Forum
    Replies: 7
    Last Post: October 11th 2007, 09:48 PM

Search Tags


/mathhelpforum @mathhelpforum