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Old 26 àÁÉÒ¹ 2012, 22:12
ClaudeZ ClaudeZ äÁèÍÂÙèã¹Ãкº
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àÈÉàËÅ×ͨҡ¡ÒÃËÒà $X^100 + X^2 + 1 ´éÇ X^3-1$ à·èҡѺà·èÒäÃ

$X^100$ ¤×Í X ¡¡ÓÅѧ 100 ¹Ð¤ÃѺ(·ÓäÁ¼ÁàËç¹àÅ¢ 00 Áѹµ¡Å§ÁÒ¡çäÁèÃÙé)
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26 àÁÉÒ¹ 2012 22:13 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 4 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ ClaudeZ
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  #2  
Old 26 àÁÉÒ¹ 2012, 22:48
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polsk133 polsk133 äÁèÍÂÙèã¹Ãкº
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Hint:::$x^{100}+x^2+1=x^{100}-x+x^2+x+1=x(x^{99}-1)+x^2+x+1$
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