11. |
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Answer:
Option (a) |
12. |
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Answer:
Option (b) |
13. |
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Answer:
Option (c) |
14. |
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Answer:
Option (c) |
15. |
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Answer:
Option (b) |
16. |
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Answer:
Option (c) |
17. |
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Answer:
Option (b) |
18. |
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Answer:
Option (a) |
19. |
If , then x = _____, y = _____.
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Answer:
Option (b) |
20. |
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Answer:
Option (c) |