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Deepak Bora
  • 1

If the letters of the word SACHIN are arranged in all possible ways, and these words are written in a dictionary, at what serial number does the word SACHIN appear?

  • 1

If the letters of the word SACHIN are arranged in all possible ways, and these words are written in a dictionary, at what serial number does the word SACHIN appear?

 

This is a question from IIT’s previous years’ papers. Thus it is a very important question. This is from Class 11 Syllabus From Chapter Permutation and combination.

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