#1
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#2
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hint: àÊ鹡ӡѺà»ç¹àÊ鹵ç·ÕèÁÕ¤èÒÊÑÁºÙóì¢Í§¤ÇÒÁªÑ¹¹éÍ·ÕèÊØ´ ·ÕèàÊ鹵ç¹Ñ鹨ÐäÁèµÑ´¡ÃÒ¿äÎà¾ÍÃìâºÅÒ
¨Ò¡â¨·Âì ¤ÇÒÁªÑ¹¢Í§àÊ鹡ӡѺ·ÕèÁÕ¤ÇÒÁªÑ¹à»ç¹ºÇ¡ à·èҡѺ... (ÅͧÇÒ´ÃÙ»»ÃСͺ´Ù¹Ð¤ÃѺ)
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¤¹ä·ÂÃèÇÁã¨ÍÂèÒãªéÀÒÉÒÇÔºÑµÔ ½Ö¡¾ÔÁ¾ìÊÑÅѡɳìÊÑ¡¹Ô´ ªÕÇÔµ(¤¹µÍºáÅФ¹¶ÒÁ)¨Ð§èÒ¢Öé¹àÂÍÐ (¨ÃÔ§æ¹Ð) Stay Hungry. Stay Foolish. 18 ¡Ã¡®Ò¤Á 2010 14:51 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 3 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ nongtum à˵ؼÅ: ¢ÂÒ¤ÇÒÁ |
#3
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äÁèÃÙéÇèÒ¨ÐàÍÒÁÒà»ç¹ an(¾¨¹ì·ÑèÇä»ÍÂèÒ§äÃ)
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#4
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hint#2: $\displaystyle{\lim_{n\to \infty} S_n=\lim_{k\to \infty}\sum_{n=1}^k a_n=m}$
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¤¹ä·ÂÃèÇÁã¨ÍÂèÒãªéÀÒÉÒÇÔºÑµÔ ½Ö¡¾ÔÁ¾ìÊÑÅѡɳìÊÑ¡¹Ô´ ªÕÇÔµ(¤¹µÍºáÅФ¹¶ÒÁ)¨Ð§èÒ¢Öé¹àÂÍÐ (¨ÃÔ§æ¹Ð) Stay Hungry. Stay Foolish. |
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