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Ex 1.3, 8 - Chapter 1 Class 9 Number Systems (Term 1)
Last updated at Aug. 13, 2021 by Teachoo
Finding irrational numbers b/w two numbers
How to find Irrational Numbers between two Rational Numbers?
Find a rational and irrational number between 2 numbers
Find 2 rational and 2 irrational numbers between root 2 and root 3
Check if Rational or Irrational - Example
Example 10 Important Deleted for CBSE Board 2023 Exams
Ex 1.3, 8 Important Deleted for CBSE Board 2023 Exams You are here
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
Ex1.3, 8 Find three different irrational numbers between the rational numbers 5/7 and 9/11. Thus, 9/11 = 0.(81) 5/7 = 0.(714285) Thus, 9/11 = 0.(81) & 5/7 = 0.(714285) Irrational number between 5/7 and 9/7 should have a non terminating & non-recurring expansion 0.720720072000720000 , 0.730730073000730000 .. and 0.80800800080000 ..
