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Taking the set of natural numbers as the...

Taking the set of natural numbers as the universal set, write down the complements of the following sets:
{ `x : x` is a perfect cube}

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The correct Answer is:
{ `x : x ∈ N and x` is not a perfect cube }
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NCERT BANGLISH-SETS-EXERCISE 1.5
  1. Taking the set of natural numbers as the universal set, write down the...

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  2. Taking the set of natural numbers as the universal set, write down the...

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  3. Taking the set of natural numbers as the universal set, write down the...

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  4. Taking the set of natural numbers as the universal set, write down the...

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  5. Taking the set of natural numbers as the universal set, write down the...

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  6. Taking the set of natural numbers as the universal set, write down the...

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  7. Taking the set of natural numbers as the universal set, write down the...

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  8. Taking the set of natural numbers as the universal set, write down the...

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  9. Taking the set of natural numbers as the universal set, write down the...

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  10. If U = {1, 2, 3, 4, 5, 6, 7, 8, 9 }, A = {2, 4, 6, 8} and B = { 2, 3, ...

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  11. If U = {1, 2, 3, 4, 5, 6, 7, 8, 9 }, A = {2, 4, 6, 8} and B = { 2, 3, ...

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  12. Draw appropriate Venn diagram for each of the following : (A ∪ B)′

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  13. Draw appropriate Venn diagram for each of the following : A′ ∩ B′

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  14. Draw appropriate Venn diagram for each of the following : (A ∩ B)′

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  15. Draw appropriate Venn diagram for each of the following : A′ ∪ B′

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  16. Let U be the set of all triangles in a plane. If A is the set of all t...

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  17. Fill in the blanks to make each of the following a true statement : ...

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  18. Fill in the blanks to make each of the following a true statement : ...

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  19. Fill in the blanks to make each of the following a true statement : ...

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  20. Fill in the blanks to make each of the following a true statement : ...

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