The expression is .
Simplify the expression.
(Original expression)
(Definition of )
. \ \
The simplified expression value is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0b62a2cad424796982db8d41eb562120.png\")
. (Original expression)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d772a9f63c88ca189138ccff2ee170f7.png\")
(Definition of ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=84bb5e43a823b2a2572c750c75391dbc.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3529b23530d12a762e74f8945e686b0f.png\")
(Definition of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4e7f59e3af7b5450f8f70e56a966fe3e.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=068cadc4376a9061e5cae7b9faf9f55a.png\")
. \ \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9a8a275bbbf8d6a4dfe507cbd98454c7.png\")
.