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  • 03-01-2024
  • Mathematics
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Aratati ca 3^(n+3)*2^(2n)+3^(n+1)*2^(2n+4)-3^(n+2)*2^(2n+2) este divizibil cu 13, oricare ar fi n numar natural
Clasa a 5 a

Aratati ca 3n322n3n122n43n222n2 este divizibil cu 13 oricare ar fi n numar natural Clasa a 5 a class=

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