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D, E and F are three subsets of universa...

D, E and F are three subsets of universal set U defined as follows :
D = {x : x is a positive integer `le7`}
E= {x : x is a positive integer : `5le xle 9`}
F= {x : x is a positive integer : `3le xle 12`}
U = {x : x is a positive integer `le12`}
prove
`D-(D nn E) = D nn E'`

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KALYANI PUBLICATION-MATHEMATICAL LOGIC-EXERCISE
  1. D, E and F are three subsets of universal set U defined as follows : ...

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  2. D, E and F are three subsets of universal set U defined as follows : ...

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  3. D, E and F are three subsets of universal set U defined as follows : ...

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  4. D, E and F are three subsets of universal set U defined as follows : ...

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  5. D, E and F are three subsets of universal set U defined as follows : ...

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  6. D, E and F are three subsets of universal set U defined as follows : ...

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  7. D, E and F are three subsets of universal set U defined as follows : ...

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  8. D, E and F are three subsets of universal set U defined as follows : ...

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  9. D, E and F are three subsets of universal set U defined as follows : ...

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  10. D, E and F are three subsets of universal set U defined as follows : ...

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  11. D, E and F are three subsets of universal set U defined as follows : ...

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  12. D, E and F are three subsets of universal set U defined as follows : ...

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  13. D, E and F are three subsets of universal set U defined as follows : ...

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  14. D, E and F are three subsets of universal set U defined as follows : ...

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  15. D, E and F are three subsets of universal set U defined as follows : ...

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  16. D, E and F are three subsets of universal set U defined as follows : ...

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  17. If A = { x : x = 4n + 1, n is a natural number le 5} and B = {3n : n...

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  18. If A = { x : x = 4n + 1, n is a natural number le 5} and B = {3n : n...

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  19. If A = {2x : x is a natural number le6} and B = {3x : x is a natural n...

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  20. If A = {2x : x is a natural number le6} and B = {3x : x is a natural n...

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