Capcane ale matematicii (pregatire admitere liceu si olimpiade) ex434

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  • เผยแพร่เมื่อ 27 ธ.ค. 2024

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  • @cocodr4860
    @cocodr4860 5 วันที่ผ่านมา +1

    Ha ha ! Eu am făcut alfel :
    (13-10)^1+(13-10)^2+ ... + (13-10)^1983
    am dat factor comun forțat 13
    13(1-10/13)^ + 13(1-0,13)^2 + ... + 13(1-0,13) se împarte prin 13 deci este divivizibil cu 13.
    Sărbători fericite ! 🎄
    🌹

    • @ioanamiron7663
      @ioanamiron7663  5 วันที่ผ่านมา +1

      Superb! Bravo! ❤️❤️❤️Mulțumim pentru metoda! 🤗🥰 Sărbători fericite!