The rational expression is .
Find the sum.
(The common denominator is )
(Add)
Therefore, the sum of the rational expression is .
.
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(The common denominator is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=73f0082029f2a1674c688821f37ff5aa.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=597286730ec8c9762b9afc8c9e649adf.png\")
(Add) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ebdee3e9abeccf9a0073d9fbeee588be.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
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.