Finding Domain and Range

Topic: Functions

Domain:

  • Set of all x-values that can be used.

  • For most algebraic functions, all real numbers are allowed unless there's:

    • Division by zero

    • Square root of a negative number

Range:

 

  • Set of all y-values the function can produce.

Functions

Basic Mathematics

 What is a Function? Key Terminologies Function vs. Relation Ways to Represent a Function Types of Functions Linear Functions Evaluating a Function Finding Domain and Range The Vertical Line Test Composite Functions (Intro Concept) Inverse Functions (Intro Concept) Real-Life Examples of Functions Function Table Practice Example Function Notation vs Equation Summary Table