The matrix operation is .
(Original matrix)
(Add and subtract: )
(Simplify)
Therefore, the simplified matrix is .
The result of operation is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c0d64fc478709c57a58b42e80e3fd8dc.png\")
. (Original matrix)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d5e14a54861a070a97826f4a98624bdf.png\")
(Add and subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d783b4c87fd0e75ac134776060b70d42.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8e76503db0c799131e66ebfc99102542.png\")
(Simplify)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2cf9a4c0f628f886d8ed2c0360aa3f79.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2cf9a4c0f628f886d8ed2c0360aa3f79.png\")
.