you tell me,please,not 8.
所有跟帖:
• Ms. Kang has explained, her explanation is not as clear as you d -15少- ♂ (461 bytes) () 07/16/2011 postreply 06:30:03
• Why f(8)=0?Cs we use a Thm, It is unknow for most people here. -jinjing- ♀ (493 bytes) () 07/16/2011 postreply 08:19:30
• You like calcul -15少- ♂ (329 bytes) () 07/16/2011 postreply 09:10:20