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9. Which statement is true? 10. Which statement is false? 19. Which set of numbers is closed under subtraction? 20. Which of the following sets is NOT closed under addition?
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9. Which statement is true?

10. Which statement is false?

19. Which set of numbers is closed under subtraction?

20. Which of the following sets is NOT closed under addition?

9. Which statement is true? 10. Which statement is false? 19. Which set of numbers-example-1
User Avinash R
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7.2k points

1 Answer

4 votes
1. A
2. A
3. D
4 B

Brain less answer pls
User Prady
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6.1k points
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