Question 385471
<pre>
In the relation {(0, 2), (-1, -3), (9, 7), (4, -3)}, the range is 
{0, -1, 9, 4}. True or False?

False. That's the domain. In the relation 
{(0, 2), (-1, -3), (9, 7), (4, -3)}, the range is {2, -3, 7}.

The domain is the set of all first coordinates.  The range is the 
set of all second coordinates.

Edwin</pre>