The expression is .
Apply quotient of a power property: .
(Subtract: )
(Divide: )
The simplified expression is .
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.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5a34d13c1fe99a9d1877f9bb910007dc.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=401c90f82c930396658b0c0e2c92ce58.png\")
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(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d02dbe7979e10c0eff4d9eee478575b0.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9195795ed0be76ceead9d7bac6304454.png\")
(Divide: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9db2157bfed59875c61e7f9fa81bea88.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
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.