(276)15岁郭承光用英文开讲《微积分中的极限计算方法》

TECHNIQUES AND APPLICATIONS OF LIMIT CALCULATING PRESENTED BY GUO CHENG GUANG (276)
开讲者：郭承光（15岁）
TELEGRAM GROUP: https://t.me/joinchat/A0zlST4Io9QxOTM9
Wechat（微信）: Go-Singapore
E-mail: forstudentsg@gmail.com
Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.
https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw
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https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw