![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
\
The relation is,
\![\"\"](\"/userfiles/image/Library/functionpa77_p12.gif\")
\
Express the relation as ordered pairs. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2f1897926c9d2ef091cf881b54525cba.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 \ |
| \
-1 \ | \
2 \ |
| \
-1 \ | \
-1 \ |
| \
5 \ | \
4 \ |
| \
5 \ | \
-3 \ |
![\"\"](\"/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=54d3b00960555d7596ecf0be1d7ac5bc.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=468ccf6f4856c5d540bcbbffd19ebf13.png\")
![\"\"](\"/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.
\![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
Yes.
\\