![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
\
The function is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a682da32b1e4afcbbfe269da09f41124.png\")
.
The coefficient of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=62b6bee99dc8886fae549fe1797d761c.png\")
is 6, the possible rational zeros must be a factor of the constant term ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=07a471d04222b4d21f805be6bf1713ec.png\")
.
The possible rational zeros are ![\"plus-minus](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=f011a1b43009305e49eb5e414da0f7ed.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The possible rational zeros are .
\
The function is .
The coefficient of is 6, the possible rational zeros must be a factor of the constant term .
The possible rational zeros are .
The possible rational zeros are .