The expression is
If
(Substitute )
(The division of two same signs is positive)
(Divide:)
The value is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4d3f061314ac451c44602a476891a78b.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3ba66bf311ec991d7936253d09eb0c99.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ddba396c2bfff38e88b7727a0d5c7572.png\")
(Substitute ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3ba66bf311ec991d7936253d09eb0c99.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=09c8bccc6e61ba999e452fe6ad87ec54.png\")
(The division of two same signs is positive)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ddc6191f9715c0486cfa0862ffee4013.png\")
(Divide:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b0131c4dd3e7f5b882049248a60ee1bb.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=56e7b528b3aeb37dc4bafceb2b76b141.png\")
.