The number of different words that can be formed using all the let | Filo
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Class 11

Math

Algebra

Permutations and Combinations

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The number of different words that can be formed using all the letters of the letters of the word with start and ends with is

Correct Answer: Option(c)
Solution:
As word starts and ends with O, 6 letters remain to arranged with C repeated thrice.

Therefore total no. of possible arrangements
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