![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The matrix is![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7a3bd8d193272db78db986ff39a307e1.png\")
.
The First matrix has ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d19ea8dec317fbe5a411fa4b88fab0db.png\")
row and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d9285d5a293c4e12028128b0fb74ba46.png\")
columns, so dimensions of matrix are ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=da0e7b778f89e18cbeda1e0ed2c1d3e0.png\")
.
The second matrix has ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d19ea8dec317fbe5a411fa4b88fab0db.png\")
row and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d1622611fc88fa0fbe88f093bcb90f93.png\")
columns, so dimensions of matrix are ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c78e629e4f213abf98823980a4b44032.png\")
.
The dimensions of matrix are not equal.
\The operation of addition is impossible.
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The operation of addition is impossible.