Venn Diagram - Number System:
The number is .
Observe the Venn Diagram:
The number belongs to I, and R.
![\"venn](\"http://www.mathskey.com/userfiles/image/Library/Algebra%202/venn_diagram_number_properties%281%29.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=36ab446ab08341060c8bcd8ff3c5fda4.png\")
.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=36ab446ab08341060c8bcd8ff3c5fda4.png\")
is a irrational number (I).![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
belongs to I, and R.