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Let A = { 1, 2, { 3, 4 }. 13 }. Which of...

Let A = { 1, 2, { 3, 4 }. 13 }. Which of the following statements are incorrect and why? `phi in` A

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PSEB-SETS-EXERCISE
  1. Let A = { 1, 2, { 3, 4 }. 11 }. Which of the following statements are ...

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  2. Let A = { 1, 2, { 3, 4 }. 12 }. Which of the following statements are ...

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  3. Let A = { 1, 2, { 3, 4 }. 13 }. Which of the following statements are ...

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  4. Let A = { 1, 2, { 3, 4 }. 14 }. Which of the following statements are ...

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  5. Let A = { 1, 2, { 3, 4 }. 15 }. Which of the following statements are ...

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  6. Write down all the subsets of the following set :- {a}

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  7. Write down all the subsets of the following set :- {a,b}

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  8. Write down all the subsets of the following set :- {1,2,3}

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  9. Write down all the subsets of the following set :- phi

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  10. How many elements has P(A), if A = phi?

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  11. Write the following as intervals : {x : x in R,-4 < x le 6}

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  12. Write the following as intervals : {x : x in R,-12 < x < -10}

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  13. Write the following as intervals : {x : x in R, 0 le x < 7}

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  14. Write the following as intervals : {x : x in R, 3 le x le 4}

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  15. Write the following interval in set-builder form : (-3,0)

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  16. Write the following interval in set-builder form : [6,12]

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  17. Write the following interval in set-builder form : (6,12]

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  18. Write the following interval in set-builder form : [-23,5)

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  19. What universal set(s) would you propose for each of the following : (i...

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  20. Given the sets A = {1, 3, 5), B = {2, 4, 6} and C = {0, 2, 4, 6, 8), w...

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