jordLouheiliford
jordLouheiliford jordLouheiliford
  • 01-10-2016
  • Mathematics
contestada

aflati numerele de forma 5x2y devizibile cu 18

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Аноним Аноним
  • 01-10-2016
un numar este divizibil cu 18, daca el este divizibil cu 2 si cu 9...ca sa fie divizibil cu 2 trebuie sa aiba ultima cifra para, iar ca sa fie divizibil cu 9, trebuie sa aiba suma cifrelor un multiplu de 9.
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