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Mathematics 18 Online
OpenStudy (anonymous):

I'm trying to build a 12-letter word with 4 X's, 4 Y's, and 4 Z's. In how many ways can I build a word if there are no X's in the first 4 letters, no Y's in the next 4 letters, and no Z's in the last 4 letters?

OpenStudy (anonymous):

help pls

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