# Jinhua Mathias

## Jinhua's activity

#### Jinhua Mathias on Differentiation 19 - Finding Tangent and Normal 2 years ago

Gave some feedback: Has some problems

#### Jinhua Mathias on Solving equations using log 2 years ago

Gave some feedback: Has some problems

#### Jinhua Mathias on Solving equations using log 2 years ago

Gave some feedback: Has some problems

#### Jinhua Mathias copied Geometric series 3 to Jinhua's copy of Geometric series 3 6 years, 2 months ago

#### Jinhua Mathias copied Differentiation 17 - Applications to Jinhua's copy of Differentiation 17 - Applications 6 years, 2 months ago

#### Jinhua Mathias on CF Maths Portfolio - Differentiation 2 - Basic Polynomial Expressions (with fractional coefficients) 6 years, 3 months ago

Gave some feedback: Ready to use

#### Jinhua Mathias on CF Maths Portfolio - Basic Polynomial Expressions 2 6 years, 3 months ago

Gave some feedback: Has some problems