Functions

Functions
  • Currently 4.0/5 Stars.
1451 views - 00:21:03
Taught by MrA
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What is a function? What are some examples of functions? How do you determine if something is a function? What does that really mean? This lesson will explain in a very practical way what a function is and why it is important to know. Also, an introduction to function notation.
  • What is a function?
  • What is the definition of a function?
  • What are some real-life functions?
  • What is a mapping?
  • How can you tell if something is a function?
  • What is the vertical line test?
  • How can you tell if a graph is a function?
  • What is function notation?
  • How do you use function notation?
If you're still struggling with how to determine if something is a function, this lesson explains the concept using a very philosophical approach. This lesson really helps you realize what it means for anything to be a function, and gives you several ways to test or check to determine if something is a function. The resources that go along with it just make this lesson stronger and more helpful.
  • Currently 5.0/5 Stars.
Reviewed by MathVids Staff on February 17, 2008.
Great explanation to elementary functions
  • Currently 5.0/5 Stars.
Reviewed by wjpolkster on January 19, 2009.
This video was pretty good. It explains functions pretty well.
  • Currently 3.0/5 Stars.
Reviewed by KMMath on October 04, 2009.
 
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