SOLUTION: Geraldine is picking a four digit password by using the digits 0 through 9. She can only use a digit once. How many different passwords are possible.
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Question 950420: Geraldine is picking a four digit password by using the digits 0 through 9. She can only use a digit once. How many different passwords are possible.
NEED ASAP HELP WORKING THIS PROBLEM
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Geraldine is picking a four digit password by using the digits 0 through 9. She can only use a digit once. How many different passwords are possible.
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Ans: 10P4 = 10*9*8*7 = 5040
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Cheers,
Stan H.
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