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  #1  
Old 22 ¾ÄȨԡÒ¹ 2014, 22:01
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$\frac{1}{1^4+1^2+1}+\frac{2}{2^4+2^2+1}+....+\frac{100}{100^4+100^2+1}$
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  #2  
Old 22 ¾ÄȨԡÒ¹ 2014, 23:22
Thamma Thamma äÁèÍÂÙèã¹Ãкº
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Thamma is on a distinguished road
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µÍº¾ÃéÍÁÍéÒ§ÍÔ§¢éͤÇÒÁ¹Õé
  #3  
Old 23 ¾ÄȨԡÒ¹ 2014, 00:02
¡Ò¹ÃÑ¡ºÑÇ ¡Ò¹ÃÑ¡ºÑÇ äÁèÍÂÙèã¹Ãкº
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¡Ò¹ÃÑ¡ºÑÇ is on a distinguished road
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