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OpenStudy (anonymous):
How many different three-digit numbers can you form using the digits 1, 2, 3, 4, 5, 6, and 7 without repetition?
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OpenStudy (anonymous):
can you use the same number more than once within a 3 digit number?
OpenStudy (anonymous):
I know you have to multiply something but I'm not sure.
OpenStudy (anonymous):
nope
OpenStudy (anonymous):
I think it is the product of 7*6*5
OpenStudy (anonymous):
210
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OpenStudy (anonymous):
I think so too..
OpenStudy (anonymous):
That is just a best guess, not 100% sure
OpenStudy (anonymous):
I'm not sure either so lets just leave it like that for now hahah
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