SOLUTION: Given the Characters A,B,C,H,I,T,U,V,1,2,3 and 4, how many seven-character passwords can be made? (no repeats are allowed.) How many if you have to us all four numbers as the first

Question 1070009: Given the Characters A,B,C,H,I,T,U,V,1,2,3 and 4, how many seven-character passwords can be made? (no repeats are allowed.) How many if you have to us all four numbers as the first four characters in the password?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
12 possible characters.

.
.
.
All four digits first,

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