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प्रश्न
Find the number of arrangements that can be made out of the letters of the word “ASSASSINATION”.
उत्तर
The number of letters of the word “ASSASSINATION” is 13.
The letter A occurs 3 times
The letter S occurs 4 times
The letter I occur 2 times
The letter N occurs 2 times
The letter T occurs 1 time
The letter O occurs 1 time
∴ Number of arrangements = `(13!)/(3!4!2!2!1!1!) = (13!)/(3!4!2!2!)`
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