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#1
11 ÁÕ¹Ò¤Á 2010, 22:21
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¡µÑÇÍÂèÒ§àªè¹ $3X^6-2X^5-64X^4+96X^3-27X^2+98X+40$ àÃÒ¨Ðá¡é»ÑËÒÍÂèÒ§äÃãËéàÃçÇä´éºéÒ§ÍФÃѺ
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It is the one that is the most adaptable to change 
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#3
12 ÁÕ¹Ò¤Á 2010, 01:35
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ãªé·ÄÉ®ÕàÈÉàËÅ×Í ãªé¡ÒÃËÒÃÊѧà¤ÃÒÐËì Åͧ´Ù¤ÃѺ ¢é͹Õé¨Ðä´é $(x-4)(x-2)(x+5)(3x+1)(x^2+1)$
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I think you're better than you think you are. 12 ÁÕ¹Ò¤Á 2010 01:39 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 1 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ RETRORIAN_MATH_PHYSICS
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#4
12 ÁÕ¹Ò¤Á 2010, 13:02
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·º. àÈÉàËÅ×Í ¹ÕèàÃÒµéͧÊØèÁãªèÃÖà»ÅèÒ¤ÃѺ
¤×ÍÇèÒ ãËé k ¤×Í µÑÇ»ÃСͺ¢Í§ 40 ·Ñé§ËÁ´ ãËé m ¤×Í µÑÇ»ÃСͺ¢Í§ 3 ·Ñé§ËÁ´ áÅéÇËÒ c = k/m ·Ñé§ËÁ´ ¨Ò¡¹Ñ鹡çÂÔ§µÑÇ c ·Ñé§ËÁ´ã¹¾ËعÒÁáÅéǶéÒÁѹà·èҡѺ 0 áÊ´§ÇèÒà»ç¹µÑÇ»ÃСͺ˹Öè§ áµè¼ÁàÃÕ¹Áҵ͹ Á.µé¹ äÁèà¤Âà¨ÍàÅ¢àÂÍÐẺ¹ÕéàÅ ÍÂÒ¡ÃÙéÇèÒÁѹÁÕÇÔ¸ÕÅÑ´ÃÖà»ÅèÒ¤ÃѺ ¹Í¡¨Ò¡¨Ð¨Ñ´ÃÙ» ´Ö§µÑÇÃèÇÁ
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#5
12 ÁÕ¹Ò¤Á 2010, 16:22
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¼Áä´é $(x-i)(x+i)(x-4)(x+5)(x-2)(3x+1)$ ¤ÃѺ
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Fortune Lady
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#6
12 ÁÕ¹Ò¤Á 2010, 16:46
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ÍéÒ§ÍÔ§:
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I think you're better than you think you are.
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#7
12 ÁÕ¹Ò¤Á 2010, 16:51
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ÍéÒ§ÍÔ§:
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It is the one that is the most adaptable to change
12 ÁÕ¹Ò¤Á 2010 16:52 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 1 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ TaPaew
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#8
12 ÁÕ¹Ò¤Á 2010, 16:55
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ÍèÍ äÁè·Ñ¹àËç¹â·´·Õ¤ÃѺ ¡ÒÃᡵÑÇ»ÃСͺËÅÒÂ æ ´Õ¡ÃÕ
1. ᡸÃÃÁ´Ò ´Ö§µÑÇÃèÇÁ ËÒ ¾¨¹ìàËÁ×͹¡Ñ¹ 2. ¡ÒÃËÒÃÊѧà¤ÃÒÐËì 3. ·Äɯպ·µÃáÂÐ 4. ·ÄÉ®ÕàÈÉàËÅ×Í 5. Í×è¹ æ àªè¹ $3x^4-16x^3+26x^2-16x+3=0$ ËÒôéÇ $x^2$ µÅÍ´·Ñé§ÊÁ¡Òà $3x^2-16x+26-\frac{16}{x}+\frac{3}{x^2}=0$ $3(x^2+\frac{1}{x^2})-16(x+\frac{1}{x})+26=0$ ãËé $x+\frac{1}{x}=t$ ä´ÇèÒ $3(t^2-2)+16t+26=0$ á¡ÍÍ¡ÁÒáÅéÇá·¹¤èÒ¡ÅÑºä» $t$ ¨Ðä´é¤ÓµÍº
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Fortune Lady
13 ÁÕ¹Ò¤Á 2010 08:53 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 3 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ Siren-Of-Step
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