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Using various laws on operations on sets...

Using various laws on operations on sets prove the following :
`A uu (A uu B)=A uu B`

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KALYANI PUBLICATION-MATHEMATICAL LOGIC-EXERCISE
  1. Applying the axiom of equality of sets prove the identity for any thr...

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  2. Applying the axiom of equality of sets prove the identity for any thr...

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  3. Using various laws on operations on sets prove the following : A uu ...

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  4. Using various laws on operations on sets prove the following : A nn ...

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  5. Using various laws on operations on sets prove the following : A nn ...

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  6. Using various laws or operations on sets prove the following : A uu ...

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  7. Using various laws or operations on sets prove the following : (A nn...

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  8. Using various laws on operations on sets prove the following : A uu ...

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  9. Using various laws or operations on sets prove the following : A uu ...

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  10. Using various laws on operations on sets prove the following : A- (A...

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  11. Using various laws on operations on sets prove the following : (A- B...

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  12. Using various laws or operations on sets prove the following : A nn ...

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  13. Using various laws on operations on sets prove the following : A - ...

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  14. Using various laws on operations on sets prove the following : A nn ...

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  15. Using properties of sets prove the following : A - (B nn C) = (A- B)...

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  16. Using various laws on operations on sets prove the following : A - (...

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  17. Using various laws on operations on sets prove the following : A uu ...

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  18. If n(A uu B) = 50, n(A) = 31 and n(B) = 23, find n(A nn B), n(A-B) and...

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  19. If n(H nn E) = 11, n(H - E) = 22, n(E - H) = 12, find n(H), n(E) and n...

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  20. If n(A) = 30, n(B') = 6, n(A nn B) = 25 and n(B-A) = 37, find n(B), n(...

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