Tuesday, July 7, 2009

Unit 11.3: Activity 8

I={girls with ponytails}
J={girls with plaits}

I∪J=?

(I∪J)'=?

I∩J=?

32 comments:

  1. The first one represnts girls who have ponytails and girls who have plaits.

    The second one represents girls who do not have ponytails or plaits.

    The third one represents girls who have both ponytails and plaits.

    Nooranah

    ReplyDelete
  2. The first one represents girls with ponytails, girls with plaits or both.

    The second one represents girls with neither ponytails nor plaits.

    The third one represents girls with ponytails and plaits.

    ReplyDelete
  3. a)The 1st one represents girls who have ponytails or plaits or both.
    b)The second one represents girl with neither plaits nor ponytails.
    c)The third one represents girls with both ponytails and plaits.

    ReplyDelete
  4. RENAAAAAAAAAAAAAAAAAAAAAJuly 22, 2009 at 9:29 PM

    I union J = { girls with ponytails or girls with plaits or both }

    (I union J)' = {girls with ponytails only }

    I intersect J= {girls with ponytails and plaits }

    ReplyDelete
  5. I∪J=girls with ponytails or have plaits or have both.

    (I∪J)'=girls without ponytails and plaits

    I∩J=girls with ponytails and plaits.

    Celestine

    ReplyDelete
  6. I∪J represent girls who either have ponytails or have plaits or have both.

    (I∪J)' represent girls who do not have ponytails or plaits.

    I∩J represent girls with ponytails and plaits.

    ReplyDelete
  7. The first one represents girls with ponytails or girls with plaits or both.
    The second one represtnts girls without ponytails or plaits.
    The third one represents girls with ponytails and plaits
    ke xin

    ReplyDelete
  8. I∪J represents girls with either ponytails or plaits or with both.

    (I∪J)'represent girls who do not have ponytails or plaits.

    I∩J represents girls who have ponytails and plaits.

    ReplyDelete
  9. The first one represents girls with ponytails or with plaits or with both.

    The second one represents girls with neither ponytails nor plaits.

    The third one represents girls with ponytails and with plaits.

    ReplyDelete
  10. The first one represents girls with ponytails and plaits or both.

    The second one represents girls without plaits or ponytails.

    The third one represents girls with both plaits and ponytails.

    ReplyDelete
  11. The first one represent girls who either have ponytails or plaits or both pnytails and plaits.

    The second one represent girls who either do not have ponytails or do not have plaits or do not have both.

    The third one represent girls who both have ponytails and plaits.

    ~huiyi~

    ReplyDelete
  12. the first one represents girls who have ponytails or plaits or both.

    the second one represents girls who dont have ponytails or plaits

    the third one represents girs who have ponytails and plaits

    ReplyDelete
  13. first one represents {girls with ponytails or plaits or both}

    second one represents {girls without ponytails or plaits or both}

    third one represents {girls with ponytails and plaits}

    ReplyDelete
  14. The first one represents, girls with ponytails and/or plaits.

    The second one represents, girls without ponytails and plaits.

    The third one represents, girls who have both ponytails and plaits.

    ReplyDelete
  15. The first one represents girls with ponytails and girls with plaits.

    The second one represents girls without ponytails or plaits.

    The third one represents girls with ponytails and plaits.

    ReplyDelete
  16. The first one represents girls with ponytails or girls with plaits or girls with both.

    The second one represents girls with neither plaits nor ponytails and non-girls

    The third one represents girls with both plaits and ponytails.

    ReplyDelete
  17. The first one represents girls with ponytails and plaits or both.

    The second one represents girls without plaits or ponytails.

    The third one represents girls with both plaits and ponytails.

    ReplyDelete
  18. I∪J={girls with ponytails or plaits or both.}
    (I∪J)'= {girls without both ponytails and Plaits}
    I∩J={ girls with both ponytalis and plaits

    Adlina and Aralin

    ReplyDelete
  19. the first one represents girls with ponytails or plaits or both.

    the second one represents girls without ponytails and plaits.

    the third one represents girls with both ponytails and plaits.

    ReplyDelete
  20. the first one represents girls with ponytails or with plaits or with both.

    The second one represents girls without ponytails and without plaits.

    the third one represents girls with ponytails and plaits.

    ReplyDelete
  21. Grace and Wei QingJuly 22, 2009 at 9:31 PM

    The first represent girls with ponytails or plaits or both.

    The second represent girls without plaits or ponytails.

    The third represent girls with plaits and ponytails.

    ReplyDelete
  22. I∪J represents girls with either ponytails or plaits or both

    (I∪J)' represents girls without ponytails or plaits

    I∩J represents girl with both ponytails and plaits

    ReplyDelete
  23. The first one represents girls with either ponytails or with plaits or both.

    The second one represents girls without both ponytails and plaits

    The third one represents girls with ponytails and plaits.

    ReplyDelete
  24. The first one represents girls with ponytails or plaits or both.

    the second one represents girls without ponytails and plaits.

    The third one represents girls with ponytails and plaits.

    ReplyDelete
  25. The first set represents girls with ponytails, girls with plaits or girls who have both.
    The second set represents girls without ponytails and plaits.
    The third set represents girls with both ponytails and plaits.

    ReplyDelete
  26. the first one rep girls with ponytails or plaits or both

    the second one rep girls without ponytails or plaits or both

    the third one rep girls with ponytails and plaits

    ayesha and cassandra

    ReplyDelete
  27. The first one represents girls who have ponytails or girls who have plaits or girls who have both.

    The second one represents people who do not have ponytails and do not have plaits.

    The third one represents girls who have both ponytails and plaits.

    ReplyDelete
  28. The first one represents girls with ponytails or girls with plaits or with both.

    The second one represents girls with neither plaits nor ponytails .

    The third one represents girls with both plaits and ponytails.

    ReplyDelete
  29. The first set represents girls with ponytails or plaits or both.

    The 2nd set represent girls with without ponytails or plaits.

    The 3rd set represent girls with both ponytails and plaits.

    ReplyDelete
  30. The first one reps girls with ponytails or plaits or both.

    The second one reps girls with neither ponytails nor plaits.

    The third one reps girls with both ponytails and plaits.

    ReplyDelete
  31. the first one rep girls with ponytails or plaits or both

    the second one rep girls without ponytails or plaits or both

    the third one rep girls with ponytails and plaits

    ReplyDelete
  32. universal set is red, yellow , blue and green.

    set A = {red ,yellow}
    set B = {red, blue , green}
    A union B represents red,yellow,blue,green.
    A intersect B represents red.

    ReplyDelete