The number is . \ \
The number is a rational number .
The number is a real number .
The number belongs to and .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=530fb2284bf8baad33776c2fc5eb8ced.png\")
. \ \
is a rational number ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2870d94f829ab5141fba388ce3a0adf2.png\")
. is a real number ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ae7f3401a7dd4536a9dc0a706307ae09.png\")
. belongs to ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c5736123aec744d2c2c3487ac57b0310.png\")
and ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=230aaa8bab6773e621a674e9bee02702.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
belongs to and .