isaiah2017murra
isaiah2017murra isaiah2017murra
  • 15-06-2017
  • Mathematics
contestada

A key code must contain 4 numerals. There are 10 numerals available. Using these numerals, how many different key codes may be created?

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pup123charlize
pup123charlize pup123charlize
  • 15-06-2017
about 68 different code combinations
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nova023 nova023
  • 21-06-2017
the answer is 5,040 because order matters 
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