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Example 10 - Chapter 1 Class 9 Number Systems
Last updated at April 16, 2024 by Teachoo
Finding irrational numbers b/w two numbers
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
Transcript
Example 10 Find an irrational number between 1/7 and 2/7. 1/7 = 0.(142857) ̅. 2/7 = 0.(285714) ̅. Irrational number between 1/7 and 2/7 should have a non – terminating & non-repeating expansion Eg: 0.150150015000150000….., 0.160160016000160000016000000….
