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Old 10 µØÅÒ¤Á 2015, 12:44
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nut155 nut155 äÁèÍÂÙèã¹Ãкº
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·ÓäÁ¶éÒá·¹ y = 1,4 ã¹ÊÁ¡Òà ·Õè 2 áÅéÇ ä´é¤èÒ x = 3 ¡Ñº -3
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10 µØÅÒ¤Á 2015 14:03 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 1 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ nut155
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  #2  
Old 11 µØÅÒ¤Á 2015, 14:05
computer computer äÁèÍÂÙèã¹Ãкº
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¤èÒ $(-3,1)$ ÊÍ´¤Åéͧá¤èÊÁ¡Òà $x^2+y^2-2y=8$

áµèäÁèä´éÊÍ´¤ÅéͧÊÁ¡Òà $x^2+y^2+2x=16$

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Fighto!
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Old 30 ¸Ñ¹ÇÒ¤Á 2015, 22:29
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ãªè¤ÃѺ ÍÂèҧ⨷ÂìËÅÒÂæ¢éÍ¡çÁÕ¤èÒËÅÍ¡ÍÍ¡ÁÒ´éÇ µéͧàªç¤´Õæ¤ÃѺ
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Just SIX......
and Seven......
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