How many different words can be formed by using all the letters of the word 'ALLAHABAD'?

Explanation

To find how many different words can be formed using all the letters of the word 'ALLAHABAD', we can follow these steps:

### Step 1: Count the total number of letters
The word 'ALLAHABAD' has a total of 9 letters.

### Step 2: Identify the frequency of each letter
In the word 'ALLAHABAD', the frequency of each letter is as follows:
- A: 4 times
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