SOLUTION: Useing numbers 0-9 how many different combinations in groups of four can there be?

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Question 559869: Useing numbers 0-9 how many different combinations in groups of four can there be?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Useing numbers 0-9 how many different combinations in groups of four can there be?
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10C4 = (10*9*8*7)/(1*2*3*4) = 210
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Cheers,
Stan H.