Mathematics, 10.07.2019 01:30, Kaylenejohnson00

Task to many printed airline tickets contain a 10-digit document number followed by a check digit. the check digit is chosen to be the sum of the first 10 digits mod 7. determine whether the given number is a valid document number. 8911649758 2 o valid o invalid

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Task to many printed airline tickets contain a 10-digit document number followed by a check digit. t...