The equation is .
Consider .
Substitute in above equation. \ \
.
Thus, the rectangular equation is .
The rectangular equation is .
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..![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5bb1fd9b6beab83a9154f9e81a2a38e5.png\")
in above equation. \ \
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.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=092e9759750b1c36bf8992b4aed92c8c.png\")
.![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
.