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Two finite sets A and B have m and n ele...

Two finite sets A and B have m and n elements respectively. Find the maximum and minimum elements are in `A cupB.`

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The correct Answer is:
maximum-m+n; minimum-m+n-{m,n}
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CHHAYA PUBLICATION-SET THEORY -Short answer type questions
  1. Let A,B and C be three sets. Show by means of examples that each of th...

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  2. Let A,B and C be three sets. Show by means of examples that each of th...

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  3. For any two sets A and B, prove the following : (B-A) capA=phi

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  4. For any two sets A and B, prove the following : A^c-B^c=B-A

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  5. For any two sets A and B, prove the following : A-B=A-(AcapB)

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  6. For any two sets A and B, prove the following : A-B=AcapB'

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  7. For any two sets A and B, prove the following : B-A^c =AcapB

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  8. For any two sets A and B, prove the following : B sube(A-B)^c

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  9. For any two sets A and B, prove the following : (A cupB)-(AcapB)=(A-...

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  10. For any two sets A and B, prove the following : (A-B)cup(AcapB)=A

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  11. Let ZZ be the set of integers and A={x:x =6n, n in ZZ},B={x : x =4n,n ...

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  12. Using set operations find the H.C.F. of the numbers 12, 15 and 18.

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  13. Applying set operations find the L.C.M. of the numbers 15, 25 and 30.

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  14. If r,s,t are prime numbers and p,q are the positive integers such that...

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  15. Using a Venn diagram or otherwise, solve the following problem: In a...

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  16. Use a Venn diagram to solve the following problem: In a statistical ...

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  17. A market research group conducted a survey of 1000 consumers and repor...

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  18. In a town 60% red magazine A, 25% do not read magazine A but read maga...

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  19. Two finite sets A and B have respectively p and q elements. If the tot...

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  20. Two finite sets A and B have m and n elements respectively. Find the m...

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