Which
Operation Is It?
Instructions:

Click on the "New Problem" button.

The top right graph is f, the top left graph is g, and the
bottom graph is either fg, f/g, f + g, or f  g.

Click on the radio button that corresponds to the right
combination.

Click on the check button to see if you responded correctly.

If it says "try again" then try a different radio
button and hit the "check" button.

Click on the "New Problem" button to start with a
new problem.
Written Exercises
 If f and g are lines, what will fg look like?
 If f and g are lines, what will f/g look like?
 How can you tell the difference between the graph of f + g and f  g?
More
Information on Functions
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