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Mathematics 18 Online
OpenStudy (anonymous):

Do you use a mathematical permutation or a mathematical combination to open a combination lock?

Vocaloid (vocaloid):

permutation = the order matters combination = the order doesn't matter when you open a combination lock, does the order of the numbers matter?

OpenStudy (anonymous):

yes

Vocaloid (vocaloid):

that's correct, so is it a permutation or a combination?

OpenStudy (anonymous):

permutation

Vocaloid (vocaloid):

yup, good job!

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