Angilo4eg Posted October 2, 2008 Report Share Posted October 2, 2008 http://forum.umora.biz/index.php?s=&sh...ost&p=47461ответ 2 Link to comment Share on other sites More sharing options...
Angilo4eg Posted October 2, 2008 Report Share Posted October 2, 2008 ^ этот значок значит степень Link to comment Share on other sites More sharing options...
Rue Posted October 2, 2008 Author Report Share Posted October 2, 2008 Точно. Ответ 2. Я уж и сама забыла... Link to comment Share on other sites More sharing options...
Rue Posted October 2, 2008 Author Report Share Posted October 2, 2008 Блин, у меня получилось, что a^8+b^8+c^8=0. Как такое может быть? Link to comment Share on other sites More sharing options...
Angilo4eg Posted October 2, 2008 Report Share Posted October 2, 2008 нет, наверно неправильно в степень возвелатам получается четкий ответ Link to comment Share on other sites More sharing options...
Rue Posted October 2, 2008 Author Report Share Posted October 2, 2008 раскрываем скобки. 2a^8+2b^8+2c^8=a^8+b^8+c^8 так? Link to comment Share on other sites More sharing options...
Angilo4eg Posted October 2, 2008 Report Share Posted October 2, 2008 нет2a^8+2b^8+2c^8=a^8+b^8+c^8+2a^4b^4+2c^4b^4+2a^4c^4 Link to comment Share on other sites More sharing options...
Rue Posted October 2, 2008 Author Report Share Posted October 2, 2008 Наверное, не смогу.... Link to comment Share on other sites More sharing options...
Rue Posted October 2, 2008 Author Report Share Posted October 2, 2008 Упростить смогла только доa^8+b^8+c^8=2a^4b^4+2c^4b^4+2a^4c^4 и все Link to comment Share on other sites More sharing options...
Rue Posted October 4, 2008 Author Report Share Posted October 4, 2008 Angilo4eg, ну давай, подскажи уже... Как дальше? Link to comment Share on other sites More sharing options...
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