The expression is .
The expression shows division of variables.
Therefore, the expression is not a monomial.
No; is not a monomial.
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.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=17aa2a42c62adf39a118b22ae09d9351.png\")
is not a monomial.