![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The number is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=48851e440e887a89010bb36ada9f3ba9.png\")
. Radicand is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=362665adf7716d4e0fbe38ff15d765e8.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f9be37347dca881361ed0644dcb2a102.png\")
(Square root of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=accc8b202fc6f88c77236230da769971.png\")
)
§ Observe the Venn diagram:
\§ The number ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=393e9c56b933244bde90831396445df5.png\")
is an integer number (Z).
§ The sets of integers (Z) are subsets of rational number (Q).
\§ All rational numbers (Q) are real numbers (R). ![\"\"](\"http://www.mathskey.com/userfiles/image/Library/Algebra%202/number%20chart_Alg2_pa14_p1.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
\
The number ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=48851e440e887a89010bb36ada9f3ba9.png\")
belongs to Z, Q and R.