Match the Domain and Range: Test
Introduction: The domain of a relation is the set of possible first
members. Here we have to analyze a graph in order to determine the
domain. To find the smallest x in the domain, we mentally "walk"
along the curve as far to the left as possible. Usually, the leftmost
point is not on either axis. We find the largest x on the curve in a
similar way.
The process of finding the range from the smallest and largest
y-coordinates is similar also.
Position the circle to match the domain and range. Here is
Help.
When you are
finished, click the Done button to see if you are correct.
Be sure to look at a variety of cases
by clicking the Start button. Select the "Test" button and click "Done"
again when you
are ready to get credit via a key number to enter in Blackboard.
