Question 1070604: Given the characters A,B,C,H,I,T,U,V,1,2,3,and 4. How many 7 character passwords can be made if you must use all four numbers as the first four characters in the passwords?
Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Given the characters A,B,C,H,I,T,U,V,1,2,3,and 4. How many 7 character passwords can be made if you must use all four numbers as the first four characters in the passwords?
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Ans: 4!*8P3 = 4!*8*7*6 = 8064
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Cheers,
Stan H.
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