Last updated at June 15, 2018 by Teachoo

Transcript

Ex 1.3, 7 Class 9 Write three numbers whose decimal expansions are non-terminating non-recurring We know that All irrational numbers are non-terminating and non-repeating So, 3 numbers will be irrational numbers Examples 2 , 3 and 5

Chapter 1 Class 9 Number Systems

Concept wise

- Rational numbers - Definition
- Finding rational number between two numbers
- Irrational Numbers
- Simplifying real numbers
- Rationalising
- Laws of exponents
- Finding decimal expansion
- Expressing decimal in p/q
- Classifiying rational/irrational
- Finding irrational numbers b/w two numbers
- Real numbers on a number line

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.