CALCULUS PRESENTED BY GUO CHENG GUANG（04-74）

11岁郭承光用英文开讲：大学微积分（04-74）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-73）

11岁郭承光用英文开讲：大学微积分（04-73）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-72）

11岁郭承光用英文开讲：大学微积分（04-72）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-71）

11岁郭承光用英文开讲：大学微积分（04-71）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-70)

11岁郭承光用英文开讲：大学微积分（04-70）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-69）

11岁郭承光用英文开讲：大学微积分（04-69）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-68）

11岁郭承光用英文开讲：大学微积分（04-68）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-67）

11岁郭承光用英文开讲：大学微积分（04-67）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-66）

11岁郭承光用英文开讲：大学微积分（04-66）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-65）

11岁郭承光用英文开讲：大学微积分（04-65）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-64）

11岁郭承光用英文开讲：大学微积分（04-64）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)



主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

11岁郭承光用英文开讲：大学微积分（04-63）

CALCULUS PRESENTED BY GUO CHENG GUANG（04-63）

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

11岁郭承光用英文开讲：大学微积分（04-62）

CALCULUS PRESENTED BY GUO CHENG GUANG（04-62）

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-61)

11岁郭承光用英文开讲: 大学微积分（04-61）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）



内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-60）

11岁郭承光用英文开讲：大学微积分（04-60）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）



内容： further differentiation

      导数

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com