Results 1 to 2 of 2

Math Help - Sets Help III.

  1. #1
    Newbie
    Joined
    May 2011
    Posts
    9

    Sets Help III.

    And please check these:

    3) [(A-B)' - C]'
    [({0,2,3,4})' - C]'
    [({1,5})- {2,4,5}]'
    [{1}]'
    = {0,2,3,4,5}

    4)
    (A∩C)∩ B'
    ({2})∩{2,3,5}
    = {2}

    Are they correct?
    Last edited by Ackbeet; May 4th 2011 at 05:13 AM. Reason: Splitting thread.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Forum Admin topsquark's Avatar
    Joined
    Jan 2006
    From
    Wellsville, NY
    Posts
    9,939
    Thanks
    338
    Awards
    1
    Quote Originally Posted by Alphard View Post
    And please check these:

    3) [(A-B)' - C]'
    [({0,2,3,4})' - C]'
    [({1,5})- {2,4,5}]'
    [{1}]'
    = {0,2,3,4,5}
    [({1, 2, 3} - {0, 1, 4})' - {2, 4, 5}]' = [{2, 3}' - {2, 4, 5}]' = [{0, 1, 4, 5} - {2, 4, 5}]' = {0, 1}' = {2, 3, 4, 5}

    Quote Originally Posted by Alphard View Post
    4)
    (A∩C)∩ B'
    ({2})∩{2,3,5}
    = {2}
    This is correct.

    -Dan
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. What are Positive Sets, Ultimate Sets?
    Posted in the Discrete Math Forum
    Replies: 8
    Last Post: November 29th 2011, 04:11 PM
  2. Open sets and sets of interior points
    Posted in the Differential Geometry Forum
    Replies: 1
    Last Post: August 9th 2011, 03:10 AM
  3. Metric spaces, open sets, and closed sets
    Posted in the Differential Geometry Forum
    Replies: 4
    Last Post: March 16th 2011, 05:17 PM
  4. Replies: 9
    Last Post: November 6th 2010, 12:47 PM
  5. Approximation of borel sets from the top with closed sets.
    Posted in the Advanced Statistics Forum
    Replies: 0
    Last Post: February 18th 2010, 08:51 AM

Search Tags


/mathhelpforum @mathhelpforum