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Permutation Combination

  1. Sep 14, 2008 #1
    1. The problem statement, all variables and given/known data

    Arrange the letters of the word daughter such that
    1. no two vowels are together.
    2. the relative positions of the consonants and the vowels are not changed.

    3. The attempt at a solution
    1. Total arrangements =8!
    Ways in which at least 2 vowels occur togther=7!*(3P2)
    I subtract them, but my answer i different.
    2. What does this statement mean?
  2. jcsd
  3. Sep 15, 2008 #2
    Have I missed out something guys?????? Why isnt anybody paying any heed to ma question?
  4. Sep 17, 2008 #3
    Mods delete the thread...:cry:
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