![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The ordered pairs ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f22003b22469fc43494fb85d79febcd3.png\")
.
Draw a table with two columns and list the x-coordinates in the first column
\and y-coordinates in the second column.
\| \
x \ | \
\
y \ | \
| \
-2 \ | \
\
-7 \ | \
| \
0 \ | \
\
3 \ | \
| \
1 \ | \
\
-2 \ | \
| -2 | \ \
13 \ | \
| 3 | \-2 | \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
The domain of the relation is the set of all first (x-coordinates) coordinates.
\The domain of the relation is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5aa95f2efa99de71d7df5da52eff2b05.png\")
.
The range of the relation is the set of first (y-coordinates) coordinates.
\The range of the relation is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e2fdf5c763741bb9f28fd975301d32e7.png\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step3.JPG\")
Each element of the domain is paired with exactly one element of the range.
\Yes the relation is a function.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
Yes the relation is a function.