![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The function is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fbb8a310356e227f038a114466c8a28b.png\")
.
The highest degree of the function is even number and the value of the leading coefficient is positve.
\When the value of the the function ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ecbc949ca619924348029115adf4e160.png\")
as ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=821d3e06f3bef6451787343c68d513eb.png\")
and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c965b6d0773c69d2bdca8e69d830fdf9.png\")
as ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=eca743fc6918d9c67f9abdbcf4faa009.png\")
.
Therefore, the correct choice is option ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b9c405593f8bfefa6e7045ff03097312.png\")
.
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The correct choice is option ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b9c405593f8bfefa6e7045ff03097312.png\")
.