The matrix operation is .
(Original matrix)
(Add: )
(Simplify)
Therefore, the simplified matrix is .
The result of operation is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=81e013f97e6f250dbbe85b11a0edf3a5.png\")
. (Original matrix) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ac1ec4a43ceb12551a1cb9be73955386.png\")
(Add: ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a5de6186299265f517743948bb363af7.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=83c24ccc6f622dcdd677825912e916de.png\")
(Simplify)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e29ba84f03223860164f57b854d54fe0.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
.