Real math help.
How Can You Tell if a Function is Linear or Nonlinear From a Graph?
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Background Tutorials
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Constant of Proportionality
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What is Rate of Change?
Trying to describe the how something changes in relation to something else? Use rate of change! In this tutorial, learn about rate of change and see the difference between positive and negative rates of change!
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Linear Functions
Further Exploration
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Nonlinear Functions
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How Can You Tell if a Function is Linear or Nonlinear From a Table?
To see if a table of values represents a linear function, check to see if there's a constant rate of change. If there is, you're looking at a linear function! This tutorial shows you how to tell if a table of values represents a linear function.
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