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How many words can be formed with letters of word LEXICOGRAPHY if the order of vowels do not change and no two vowels can occupy consecutive places ? 5080320 11880 19958400 1680

How many words can be formed with letters of word LEXICOGRAPHY if the order of vowels do not change and no two vowels can occupy consecutive places ?
 
  1. 5080320
  2. 11880
  3. 19958400
  4. 1680

Grade:12th pass

1 Answers

SAIMANIKANTA
263 Points
6 years ago
If the vowels AEIO as 1 unit i.e., i!
And the leaving terms LXCGRPHY is 8!
then the words formed is 9!+4!=362904 words

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