Math Insight

Pages similar to: Domain of functions

• Function notation
  A description of how we denote functions.
• Surfaces as graphs of functions
  Illustration of how the graph of a scalar-valued function of two variables is a surface.
• Polynomial inequalities
  How to determine the intervals where a polynomial is positive or negative.
• Lines (and other items in Analytic Geometry)
  How to describe the equation for a line in terms of horizontal and vertical coordinates.
• Limits with cancellation
  Calculating limits of a fraction my canceling factors from the numerator and denominator.
• Limits at infinity
  Calculating limits as a variable goes to infinity.
• Limits of exponential functions at infinity
  Calculating limits of exponential functions as a variable goes to infinity.
• The function machine
  The function machine metaphor helps explain the definition and properties of a function.
• Function examples
  Basic examples of functions illustrating the definition of a function.
• Function machine parameters
  Illustrating function parameters as dials that influence the behavior of a function machine.
• Function machine composition
  Composing two functions simply means connecting together their respective function machines.
• The function machine inverse
  The inverse of a function is represented by running its function machine backwards.
• Function composition examples
  Examples of composing functions to form a new combined function.
• Inverse function examples
  Examples of forming an inverse function that does undoes the action of another function.
• The exponential function
  Overview of the exponential function and a few of its properties.
• The linear function
  Overview of the linear function of one variable and a few of its properties.
• Function composition
  How composing two functions forms a new combined function.

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