The function is a one-to-one function.
If the function is one-to-one, then range of inverse function is domain of the function and domain of inverse function is range of the function.
Graph the invese function .
Graph of invese function :
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7638897a5bb9204998d7996637c7b50a.png\")
is a one-to-one function.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=95580a6e5e13d71955ddcf26a364f83b.png\")
.![\"\"](\"/userfiles/265-48(1).gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
: