![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The expression is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9da6e76e9b87bf6e58d240bd52b3061e.png\")
.
Table of the above expression.
\\
| \
x \ | \
\
0 \ | \
\
2 \ | \
4 | \ \
3 \ | \
| \
y \ | \
\
2 \ | \
\
2 \ | \
1 | \ \
5 \ | \
\
\
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
The domain is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e95f61857b23531443b78c6d0e11fb66.png\")
and the range is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1d0343c6eb080bae3dc938e9edff8f84.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The domain is and the range is .