The expression is .
Simplify the expression.
(Original expression)
(Rewrite the expression)
(Substitute: )
(Multiply)
The simplified expression is .
.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=feb3c072bf43dec2f85a0399fab667b2.png\")
. ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=feb3c072bf43dec2f85a0399fab667b2.png\")
(Original expression)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b619efd2b9309eef6dd42409d06ff049.png\")
(Rewrite the expression)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6f9ddb4341f24a76bc15f316be5b84ef.png\")
(Substitute: ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d38a5ef9a3410dcfab1fe85ffd0e7410.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d8fadb332877f76f69bee1b9cc742a80.png\")
(Substitute: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=996b60d2b21f49322fcc3cc1b2c1b023.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=cc1479b9816b2ddae61a2e108fc83bd3.png\")
(Multiply)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=23256ce47f06b1794bcffe20a95ef639.png\")
.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1cc02a05e9fcb0536912ab4496c8daeb.png\")
.