SOLUTION: How many 4 digit number can be made using 0 -7 with no repeated digits allowed?

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Question 804588: How many 4 digit number can be made using 0 -7 with no repeated digits allowed?
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
8P4 = 8!/4! = 1680
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