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jennwatso15
 2 years ago
how many different permutations are thereof the set {a, b, c, d, e, f, g}
jennwatso15
 2 years ago
how many different permutations are thereof the set {a, b, c, d, e, f, g}

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satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3seven elements in the set, so \(7!\) i.e. seven factorial

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3\[7!=7\times 6\times 5\times 4\times 3\times 2\times 1\]

goformit100
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1361345423099:dw

goformit100
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1361345442511:dw

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.3seven choices for the first number then six for the second five for the third four for the fourth 3 for the fifth 2 for the sixth 1 for the last counting principle tells you to multiply the number of choices together

jennwatso15
 2 years ago
Best ResponseYou've already chosen the best response.0thats what i thought but its always good to double check because this book doesn't have the answers in the back thanks :D
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