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April 7th, 2017, 09:20 PM  #1 
Senior Member Joined: Jan 2017 From: US Posts: 104 Thanks: 5  Combinations in Algebra A bank requires its customers to use a 4digit pin number for their ATM passwords. Distinguish how many different passwords that customers can choose from. Show and explain all of your work. Could anyone tell me how you would set up this problem? 
April 7th, 2017, 09:35 PM  #2 
Senior Member Joined: Sep 2015 From: USA Posts: 1,791 Thanks: 923 
think of the pin as a 4 digit base 10 number


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