Mathematics, 21.01.2022 17:10 cassi35
A professor has 7 books they are trying to arrange on a shelf. If the professor selects 3 books at a time, how many different arrangements of books can they come up with? i got 210 but im not sure
Answers: 3
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A professor has 7 books they are trying to arrange on a shelf. If the professor selects 3 books at a...
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