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Which rational number has no multiplicat...

Which rational number has no multiplicative inverse?

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ASHOK PUBLICATION ASSAM-Rational Numbers-EXAMPLE
  1. Show that: Every natural number is a rational number.

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  2. Show that: Every integer is a rational number.

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  3. Which rational number has no multiplicative inverse?

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  4. Can a rational number be its own additive inverse?

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  5. Can a rational number be its own multiplicative inverse?

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  6. Express the following rational numbers in recurring decimals frac(3)...

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  7. Expression the following rational numbers in recurring decimals frac...

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  8. Express the following rational numbers in recurring decimals frac(29...

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  9. Express the following rational numbers in recurring decimals frac(16...

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  10. Show that the following resurring decimals are rational numbers? 3.b...

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  11. Show that the following resurring decimals are rational numbers? 0.b...

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  12. Show that the following resurring decimals are rational numbers? 2.b...

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  13. Show that the following resurring decimals are rational numbers? 0.b...

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  14. Show that the following resurring decimals are rational numbers? 17....

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  15. Show that the following resurring decimals are rational numbers? 65....

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  16. Show that the following resurring decimals are rational numbers? 0.b...

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  17. Show that the following resurring decimals are rational numbers? 1.b...

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  18. Show that 0.bar9 = 1

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  19. Find if the following real number is rational or irrational: 5frac(1...

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  20. Find if the following real number is rational or irrational: 0

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