I think you are too careless and put 2 instead of 1/2....the ans
所有跟帖:
• the answer=(1+3^.5)/2 -jinjing- ♀ (0 bytes) () 01/22/2011 postreply 11:57:34
• the answer=(1+3^.5)/2 -jinjing- ♀ (0 bytes) () 01/22/2011 postreply 11:57:34
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