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- How many 3-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed?
Question 1:
How many 3-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed? A. 720
Feedback The word 'LOGARITHMS' has 10 different letters.
Hence, the number of 3-letter words(with or without meaning) formed by using these letters
= 10P3
= 10×9×8 = 720
Hence, the number of 3-letter words(with or without meaning) formed by using these letters
= 10P3
= 10×9×8 = 720
B. 420
C. None of these
D. 5040
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