Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

MATH 1111 - College Algebra: 5.1 Composition of Functions

5.1 Composition of Functions

At the end of this section students will be able to:

  • Determine the composition of two functions
  • Determine the domain of the composition of two functions

Required Reading

5.1 Function Composition

Stitz-Zeager College Algebra - pages 359-368

Practice Exercises

Stitz-Zeager College Algebra - pages 369-370

Answers to practice exercises can be found on page 372-375.

Supplemental Resources

Operations with Functions - Composition of Functions (tutorial): West Texas A&M University Virtual Math Lab (College Algebra Tutorial 30B)


Composition of Functions:


Finding the Domain of the Composition of Two Functions:

Example 1


Example 2