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Mathematics, 05.07.2019 02:20 glissman8459
How many different 4-letter words can be made a. if the first letter must be c, w, p, or n and no letter may be repeated? b. if repeats are allowed (but the first letter is c, w, p, or n)? e. how many of the 4-letter words (starting with c, w, p, or n) with no repeats end in r? a. if the first letter must be c, w, p, or n, and all the letters in the word must be different, then there are 4-letter words. 4-letter words. b. if the first letter must be c, w, p, or n, and letters can be repeated, then there are 4-letter words. c. if the first letter must be c, w, p, or n, and the last letter must be r and all the letters in the word must be different, then there are
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How many different 4-letter words can be made a. if the first letter must be c, w, p, or n and no le...
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