Combinatoricseasy
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A shelf has space for 3 books. You have 7 different books. How many ways can you choose and arrange 3 of them?
A shelf has space for 3 books. You have 7 different books. How many ways can you choose and arrange 3 of them?
A shelf has space for 3 books. You have 7 different books. How many ways can you choose and arrange 3 of them?