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Mathematics 10 Online
OpenStudy (anonymous):

How many distinguishable 7 letters "words " can be formed using the letters in INDIANA

OpenStudy (anonymous):

The question is basically: in how many ways can you rearrange the letters INDIANA Since you have 2 A's, 2N's and 2 I's (and you won't notice if you swap 2 A's for example). There's 4 different letters in there.

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