cterrill20 cterrill20
  • 10-04-2017
  • Mathematics
contestada

A warranty identification number for a certain product consists of a letter of the alphabet followed by a six-digit number. How many possible identification numbers are there if the first digit of the six-digit number must be nonzero?

Respuesta :

mcdonalds123ronald mcdonalds123ronald
  • 10-04-2017
has to be 720 ...............
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