One nice thing about polynomials is that their domain is all real numbers. However, they’re still difficult to graph in that you need to know where the function is increasing and decreasing. Katie describes how Calculus is very useful in finding this out.

**Lesson 2: Solving equations and inequalities**

**Lesson 3: Graphing**

- Introduction to graphing
- Parent functions
- Exercises: Graph each translation
- Domain
- Exercises: Find the domain
- Graphing polynomials 📝
- Exercises: Graph polynomials
- Graphing rational functions
- Exercises: Graph rational functions
- Logarithmic and exponential functions
- Exercises: Graph logarithmic and exponential functions
- Graph trigonometric functions
- Exercises: Graph trigonometric functions
- Piecewise functions