Question
The different ways in which the letters in the word 'N A
Z I B A B A D' can be arranged is:Solution
ATQ, The word 'NAZIBABAD' has 10 letters, but the letter 'A' appears twice. Therefore, the total number of arrangements is 10!, divided by the factorial of the number of times each repeated letter appears. In this case, 'A' appears twice. So, the number of arrangements = 10! /(2!) Let's calculate this: 10! = 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 = 3628800
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