Lesson Materials

Lesson 2-3: Composition and Inverse Functions


The student will be able to express the composition of functions and the inverse of a function.

  1. Move the red square point on the left graph. What happens to the value of f(x) and g(x)?

  2. Use the pull-down menu to select another function.

  3. Click on the "Load Example" button to graph the new function.

  4. Click on the "Equalize Axes" button.
  1. Click on the "Zoom In" button.

  2. Click on the "Restore Limits" button.

  3. Enter your own values for f(x) and g(x) and click on the "New function" button.
  1. Click on the "Use Mouse" buttons.

  2. Drag the points to form new functions for f(x) and g(x).

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SOSMath 1: Online notes about function compositions. SOSMath 1
SOSMath 2: Online notes about function inverses with unlimited domains. SOSMath 2
SOSMath 3: Online notes about function inverses with limited domains. SOSMath 3

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