The expression is .
Since base is common, apply the quotient of powers property: .
(Subtract exponents: )
The quotient of is .
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is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a4b258b4803acd2df91226ac3f8b82b9.png\")
.