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Let x and y be rational numbers. Show th...

Let x and y be rational numbers. Show that xy is a rational number.

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PSEB-PROOFS IN MATHEMATICS-EXAMPLE
  1. Let x and y be rational numbers. Show that xy is a rational number.

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  2. State whether the following statement is always true, always false or ...

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  3. State whether the following statement is always true, always false or ...

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  4. State whether the following statement is always true, always false or ...

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  5. State whether the following statement is always true, always false or ...

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  6. State whether the following statement is always true, always false or ...

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  7. State whether the following statement is true or false, and justify yo...

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  8. State whether the following statement is true or false, and justify yo...

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  9. State whether the following statement is true or false, and justify yo...

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  10. State whether the following statement is true or false, and justify yo...

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  11. State whether the following statement is true or false, and justify yo...

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  12. State whether the following statement is true or false, and justify yo...

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  13. State whether the following statements are true or false. Justify your...

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  14. If x < 4, which of the following statements are true? Justify your ans...

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  15. If x < 4, which of the following statements are true? Justify your ans...

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  16. If x < 4, which of the following statements are true? Justify your ans...

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  17. Restate the following statement with appropriate conditions, so that t...

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  18. Restate the following statement with appropriate conditions, so that t...

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  19. Restate the following statement with appropriate conditions, so that t...

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  20. Given that Bijapur is in the state of Karnataka, and suppose Shabana l...

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  21. Given that all mathematics textbooks are interesting, and suppose you ...

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