- Section 4.1. Real Functions and their Graphs
- Section 4.2. Trigonometric Functions
- Section 4.3. New Functions from Old Functions
- Section 4.4. Inverse Functions
- Section 4.5. Inverse Trigonometric Functions
- Section 4.6. Exponential Functions
- Section 4.7. Logarithmic Functions
- Section 4.8. Function Applications