elioli0122 elioli0122
  • 30-04-2017
  • Mathematics
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A phone number contains 7 digits. How many different numbers can be made using the digits 0–9 if the first digit is not 0 and none of the digits can be repeated?

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Аноним Аноним
  • 30-04-2017
9658742 can be one!!!!!!!!!!!!!!
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