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I need help text back faster
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I need help text back faster

I need help text back faster-example-1
User Ramil Kudashev
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1 Answer

6 votes



if the order mattered it would be 7*6*5 *4*3 = 2520 arrangements


if order didn't matter

7*6*5*4*3*2 divided by (5*4*3*2*2) = 21

User Sascha
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