![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
\
Observe the graph the domain of f is all x values in the interval ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4d0b7141feceb433e5ca07a7ea72c31d.png\")
.
The range of f is all y values in the interval ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=19e62d2444114e36ee8c8381ad06d0d2.png\")
.
The value ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=bc9b2bcb96f69d4e011ccda24c4a1ece.png\")
.
Observe the graph the domain of f is all x values in the interval .
The range of f is all y values in the interval .
The value ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=71ac887173662bafcee9b491b8c86062.png\")
.