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Mathematics 18 Online
OpenStudy (anonymous):

how many different ways can a band teacher select the lead and co-lead trumpet player from a group of 12 trumpet players?

OpenStudy (amistre64):

does order matter?

OpenStudy (anonymous):

no

OpenStudy (amistre64):

what makes you think order doesnt matter?

OpenStudy (amistre64):

isnt bobby is lead, and sally is co lead ... a different arrangement than sally is lead and bob is co lead?

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