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a,b positive integerÀÌ°í, a^3+b^3 ÀÌ 3ÀÇ ¹è¼ö¶ó¼, a^3,b^3 °¢°¢ÀÌ 3ÀÇ ¹è¼ö ¿©¾ß ÇÑ´Ù°í Çϼ̴µ¥, a°¡ 1ÀÌ°í, b°¡ 2Àΰæ¿ì a^3 = 1ÀÌ°í, b^3Àº 8ÀÌ¶ó¼ °¢°¢Àº 3ÀÇ ¹è¼ö°¡ ¾Æ´ÏÁö¸¸, ÇÕÀº 9·Î 3ÀÇ ¹è¼ö°¡ µÇ´Âµ¥, ÀÌ·¯ÇÒ °æ¿ì ´äÀÌ ¾ø´Â °ÍÀϱî¿ä?
¹øÈ£ | Á¦¸ñ | ±Û¾´ÀÌ | Á¶È¸¼ö | ³¯Â¥ |
---|---|---|---|---|
37071 | [ÅäÀÍ] Ç¥ÈñÁ¤ ¼±»ý´Ô²² [1] | ±èÁÖ¿¬ | 1657 | 2023.10.04 17:24 |
37070 | [ÅäÇÃ] 10¿ù ¿ÀÈÄ Á¤±ÔÁ¾ÇÕ¹Ý A Áøµµ ¹®ÀÇ [1] | ÀÌÁö¾È | 1502 | 2023.09.30 14:45 |
37069 | [Å佺&¿ÀÇÈ] Ŭ·ÎÀ̽ܲ² [1] | ±èÀç¹Î | 1267 | 2023.09.26 15:23 |
37068 | [ÅäÀÍ] Á¶¼ºÀç ¼±»ý´Ô²² | ¹ÚÇý¿µ | 2276 | 2023.09.26 14:03 |
37067 | [ÅäÀÍ] RE:Á¶¼ºÀç ¼±»ý´Ô²² | Á¶¼ºÀç | 1918 | 2023.09.27 07:52 |
37066 | [TEPS] Åܽº ¿©·¯°¡Áö Áú¹® µå·Á¿ä ¤Ð¤Ð [1] | ¹Ú¼¼ÁØ | 1420 | 2023.09.25 18:25 |
37065 | [ÀϺ»¾î] ¹ÚÇý¼º ¼±»ý´Ô²² jlpt ¼ö° ³À̵µ ¹®Àǵ帳´Ï´Ù. n2¸¦ È¥ÀÚ º´ÇàÇÏ´Â ÀüÁ¦(50% »óÅÂ)·Î n1 ¼ö°Çصµ ±¦ÂúÇÒ±î¿ä? | º¯ÇÏÁ¤ | 1252 | 2023.09.25 17:09 |
37064 | [ÅäÀÍ] ÀÌ»ó±æ ¼±»ý´Ô²² [1] | °»óÈñ | 2155 | 2023.09.24 14:45 |
37063 | [ÅäÀÍ] ÀÌ»ó±æ ¼±»ý´Ô²² [1] | °»óÈñ | 1822 | 2023.09.22 23:12 |
37062 | [ÅäÀÍ] 10¿ù ÅäÀÍ Á¤±Ô¹Ý(1°³¿ù¿Ï¼º)-Á¡¼öº¸Àå Á¶Çسª ¼±»ý´Ô²² Áú¹® µå·Á¿ä!! [1] | ±è¸®¾È | 1758 | 2023.09.20 16:34 |
37061 | [ÅäÇÃ] Gina lee ¼±»ý´Ô²² [1] | ±èŸ° | 1752 | 2023.09.19 19:48 |
37060 | [ÅäÇÃ] writing ºÎ±³Àç°ü·Ã ¹®ÀÇ [1] | ¹Ú¹Î°æ | 1734 | 2023.09.18 11:22 |
37059 | [Å佺&¿ÀÇÈ] Ŭ·ÎÀÌ ¼±»ý´Ô ¹Ý ½ºÅ͵ð °ü·Ã ¹®ÀÇ [1] | À±¼Àº | 1559 | 2023.09.16 16:58 |
37058 | [Å佺&¿ÀÇÈ] Ŭ·ÎÀ̼±»ý´Ô²² [1] | Á¶¼º¹Î | 1410 | 2023.09.15 11:32 |
37057 | [ÅäÀÍ] ÀÌ»ó±æ ¼±»ý´Ô²² [1] | °»óÈñ | 1946 | 2023.09.15 10:43 |
37056 | [ÅäÇÃ] ¦¼ö´Þ Ȧ¼ö´Þ °úÁ¤ Áú¹® [1] | ÀÌÁö¾È | 2109 | 2023.09.14 17:49 |
37055 | [ÅäÇÃ] Hackers Speaking + Writing (10½Ã, ÈĹݺÎ, ÀÏ¿äÁýÁß) ±³Àç Áú¹® [1] | ÀÌÁö¾È | 1843 | 2023.09.14 17:44 |
37054 | [SAT] SAT ¿Â¶óÀμö¾÷ [1] | ÀÌÀºÈñ | 1360 | 2023.09.12 22:13 |
37053 | [ÀϺ»¾î] ±èÇÏÀº ¼±»ý´Ô²² ¹®Àǵ帳´Ï´Ù. | ¹Ú»óÀº | 1212 | 2023.09.12 20:56 |