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MATH 1111 - College Algebra: 2.2 Intro to Functions

2.2 Intro to Functions

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

  • Determine whether a relation is a function
  • Find the domain and range of a function
  • Evaluate functions

Required Reading

1.3 Introduction to Functions

Stitz-Zeager College Algebra - pages 43-47


1.4 Function Notation

Stitz-Zeager College Algebra - pages 55-59

Practice Exercises

Introduction to Functions

Stitz-Zeager College Algebra - pages 49-54

Answers to practice exercises can be found on pages 53-54.


Function Notation

Stitz-Zeager College Algebra - pages 63-65

Answers to practice exercises can be found on pages 69-74.

Supplemental Resources

Introduction to Functions (tutorial): West Texas A&M University Virtual Math Lab (College Algebra Tutorial 30)


Finding the Domain of a Function:



Evaluating Functions: