Relations and Functions 2

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
8489 views | 2 ratings
Part of video series
Meets NCTM Standards:
Lesson Description:

Learn about relations and functions.

More free YouTube videos by Julie Harland are organized at

Questions answered by this video:
  • What is a relation?
  • What are some representations for a relation?
  • What is a function?
  • What does f(x) mean?
  • What are inputs and outputs for a function?
  • How do you know which variable is the independent variable and which is the dependent variable for a function?
  • How can you tell if a relation is a function from ordered pairs, a graph, or a picture?
  • Is y = 3x a function?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson explains the concept of a function and what it means for a relation to be a function. The notation f(x) is also explained in this lesson. Some methods for determining whether a relation is a function are shown. All concepts are explained very well.