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| permutation help pls! |
henriyaz |
02/19/07 |
Hello, again Mr. Expert, pls guide in simple way.
1)5 students were waiting in line outside the bookstore.How many permutations are there for them to satnd in the line as first, second, third & fourth?
2) List all different permutations of the digits{3,4.5}.How many are there?
Again many thanks in advance |
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