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Ex 1.3, 9 (i) - Chapter 1 Class 9 Number Systems
Last updated at May 29, 2023 by Teachoo
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
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Classifiying rational/irrational
- Finding irrational numbers b/w two numbers
- Real numbers on a number line
Transcript
Ex1.3, 9 Classify the following numbers as rational or irrational: (i) 23 We cant write 23 as square of some number So 23 is not it a perfect square, Hence ,it is an irrational number. E
