Math, asked by Megha5567, 8 months ago

Words of length 10 are formed using the letters, A, B, C, D, E, F, G, H, I, J. Let x be the number of such
words where no letter is repeated ; and let y be the number of such words where exactly one letter is
repeated twice and no other letter is repeated. Then, y/9x =

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Answered by rajusheoran6666

0

I don't know please take help from Google

Answered by sanchit369

0

Answer:

5

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