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Examine, whether the following numbers a...

Examine, whether the following numbers are rational or irrational:
`-sqrt81`

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MODERN PUBLICATION-NUMBER SYSTEMS-EXERCISE
  1. Examine, whether the following numbers are rational or irrational: sqr...

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  2. Examine, whether the following numbers are rational or irrational: sqr...

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  3. Examine, whether the following numbers are rational or irrational: -sq...

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  4. Classify the following numbers as rational or irrational : sqrt225.

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  5. Examine, whether the following numbers are rational or irrational: 2.1...

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  6. Examine, whether the following numbers are rational or irrational: 4.2...

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  7. Examine, whether the following numbers are rational or irrational: 5.0...

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  8. Examine, whether the following numbers are rational or irrational: 2.3...

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  9. In the following equation which variables represent rational numbers a...

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  10. In the following equation which variables represent rational numbers a...

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  11. In the following equation which variables represent rational numbers a...

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  12. In the following equation which variables represent rational numbers a...

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  13. Prove that sqrt3+sqrt7 is an irrational number.

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  14. Prove that sqrt3 is an irratinal number.

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  15. Prove that sqrtn, n being not a perfect square, is not a rational numb...

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  16. Prove that sqrt3+sqrt7 is an irrational number.

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  17. Find out the irrational number between 0.2101 and 0.222..=0.bar2

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  18. Find two irational numbers between 0.1 and 0.2

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  19. Find two irational numbers between sqrt2 and sqrt3

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  20. Find a rational number and an irratinal number between: a=0.1010010001...

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