The first chapter is the concept of set and function.

1. 1 set

1.2 function and its representation

Basic properties of 1.3 function

Practice homework

summary

Review reference questions

Chapter II Basic Elementary Functions (Ⅰ)

2. 1 exponential function

2.2 Logarithmic function

2.3 power function

summary

Review reference questions

Chapter III Functional Application

3. 1 functions and equations

3.2 Functional model and its application

I hope it helps you.