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ab/(a+b)=1/15
bc/(b+c)=1/17
ca/(c+a)=1/16

abc/(ab+bc+ca)=?

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wxqzzyzh(½ð±Ò+1): 2011-05-20 08:24:25
Ëã³öÀ´´ð°¸ÊÇ1/24
3Â¥2011-05-17 17:56:33
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chenl0613

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wxqzzyzh(½ð±Ò+2, ²©Ñ§EPI+1): 2011-05-20 08:24:20
abc/ab+bc+ca=1/24
2Â¥2011-05-17 17:55:47
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wxqzzyzh(½ð±Ò+1): 2011-05-20 08:24:31
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4Â¥2011-05-17 17:57:12
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ÒýÓûØÌû:
Originally posted by chenl0613 at 2011-05-17 17:55:47:
abc/ab+bc+ca=1/24

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5Â¥2011-05-17 17:57:20
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