The expression is .
The two integers have the different sign.
Product of two different signs is negative.
( Multiply : )
The product of is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d52948982616a4c92624dd389f7ae548.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=abfbbb80088e1b317af51b1bcc0dab02.png\")
( Multiply : ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d4ac5d7415547160106c9a4467723e5f.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d52948982616a4c92624dd389f7ae548.png\")
is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3c129410d1b5a71c3f397d0a08d17ab9.png\")
.