![Trending Articles on Technical and Non Technical topics](/images/trending_categories.jpeg)
Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Classify the following number:$( i).\ \sqrt{23}$
$(ii) 7.478478..$
Given: $( i).\ \sqrt{23}$ $(ii) 7.478478...$
To do: To classify the following number: $( i).\ \sqrt{23}$ $(ii) 7.478478...$
Solution:
$( i).\ \sqrt{23}$
$\sqrt{23}$ is not a perfect square.
Therefore, $\sqrt{23}$ is not a rational number.
$(ii) 7.478478...$
$7.478478...=7.\overline{478}$
Here, $7.478478...$ is a non-terminating and repeating number.
Therefore, $7.478478...$ is a rational number.
Advertisements