O-LEVEL E-MATH PRESENTED BY GUO CHENGXI (01-02)

七岁郭承曦用英文开讲:初中数学E-MATH(01-10)

O-LEVEL E-MATH PRESENTED BY GUO CHENGXI

主讲： 郭承曦（7岁，育民小学一年级)

辅讲： 郭承光（10岁，育民小学四年级)

LECTURER:

Guo Chengxi ( 7years old, Primary 1 from YUMIN Primary School)

GUO CHENG GUANG (10 years old, Primary 4 from YUMIN Primary School)

内容：代数：展开式和因式分解

Algebra: Expansion and Factorization

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com