![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The function is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a13b6ffe18fc12443b5cb1eced5046a2.png\")
.
The domain of a function is all possible values of ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8da2268e35b6b6daab9c47f71c4c8bf4.png\")
.
The denominator of the function should not be zero.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=88fa1b0bb657d9199efdcfeb78ede545.png\")
.
The domain of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7638897a5bb9204998d7996637c7b50a.png\")
is all non-zero real numbers.
The function ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7638897a5bb9204998d7996637c7b50a.png\")
is continuous at every value of except at ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=411028e489bf805f53e9206fa66a24c6.png\")
.
The function has a non removable discontinuity at .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The function has a non removable discontinuity at .