A)how many 3 -letter code words can be formed from the first 4 letters of the al

Question

A)how many 3 -letter code words can be formed from the first 4 letters of the alphabet if no letter can be used more than once. B)using the multiplication principle what is the number of 3-letter words that can be formed? A)how many 3 -letter code words can be formed from the first 4 letters of the alphabet if no letter can be used more than once. B)using the multiplication principle what is the number of 3-letter words that can be formed? A)how many 3 -letter code words can be formed from the first 4 letters of the alphabet if no letter can be used more than once. B)using the multiplication principle what is the number of 3-letter words that can be formed?

Explanation / Answer

A) choose from 4 letters and , 3- letter code words

So

4*3*2 = 24

B) 26*25*24 = 15600

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