Question

How many words can be formed using the letters of “EXCEPTIONAL”, using each letter at most
once? 
i) If each letter must be used,

 

ii) If some or all the letters may be omitted.

18 Dec 2025
Answer :
Word Count : 234
The word “EXCEPTIONAL” consists of 11 letters in total, out of which the letter E is repeated twice and the remaining 9 letters are all distinct. When each letter must be used exactly once, the total number of different _______ ____ ____ _________ ________ ________.
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