The expression is .
(Take out common factor denominator)
(Apply formula: )
(Simplify)
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=0d5fbb8badbdd96284b1a7607229346d.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7aae1a7307f501397548ce9d78cdbe36.png\")
(Take out common factor denominator)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c4abda5fbc61d7cd95c504b80448653d.png\")
(Apply formula: ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e2699a979fb3b6dd25062d7967f349a9.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e316131f378adc7e144c884292019ac7.png\")
(Simplify)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f4843e481b5b0755216a082673d8f2c5.png\")
.