Domain & Range: Find It on a Graph

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SUMMARY

The discussion focuses on identifying the domain and range of a graph, emphasizing the importance of starting with the assumption of All Real Numbers. Participants suggest ruling out values based on the graph's characteristics. A specific example is recommended to illustrate the process effectively, providing clarity on how to determine these mathematical concepts accurately.

PREREQUISITES
  • Understanding of basic graphing concepts
  • Familiarity with mathematical functions
  • Knowledge of interval notation
  • Ability to analyze graphical representations
NEXT STEPS
  • Study how to identify domain restrictions in polynomial functions
  • Learn about the range of trigonometric functions
  • Explore the use of interval notation for expressing domain and range
  • Practice finding domain and range using various types of graphs
USEFUL FOR

Students, educators, and anyone interested in mastering the concepts of domain and range in mathematics, particularly those working with graphical representations of functions.

teejay
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How do you find the domain and range of a graph?
 
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teejay said:
How do you find the domain and range of a graph?

A specific example, attached to your best efforts, is probably the best way to proceed.

In general, a good place to start is to assume All Real Numbers and see what you can rule out.
 

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