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Let A={2,5,6,8} and B={5,7,9,11}. Find A...

Let A={2,5,6,8} and B={5,7,9,11}. Find `A cup B`.

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The correct Answer is:
Not that the common element 5 was taken only once while writing `A cup B`.
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VGS PUBLICATION-BRILLIANT-SETS -CREATIVE BITS OF CCE MODEL EXAMINATION
  1. Let A={2,5,6,8} and B={5,7,9,11}. Find A cup B.

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  2. Let A={1,2,{1},{1,2},3,4}, then which of the following is true?

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  3. Which of the following is false?

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  4. IF A={1,2,3,4}, B={2,4,6,8}, then A-B=…………..

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  5. If n (A cup B)=8, n(A)=6, n(B)=4 then n (A cap B)=……….

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  6. Let A,B are two sets such that n(A)=5,n(B)=7 then the maximum number o...

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  7. State which of the following statements are true. {1,3,5,9,10}

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  8. IF A={1,2,3,4}, then the cardinality of set A is

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  9. IF A,B are disjoint sets such that n(A)=4 and n(A cup B)=7, then n(B)=...

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  10. An object of a set is called

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  11. The symbol used for 'belongs to ' is

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  12. The set of all real numbers is

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  13. The number of elements in the empty set is

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  14. If A = {1,2,2,1,3,4,3,4}, then n(A) =

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  15. IF A subset B, then A U B=………………

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  16. A cup phi=……………..

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  17. The German mathematician who developed the theory of sets………….

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  18. A set is a ……………….of objects.

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  19. The objects in the set are called…………….. Of the set

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  20. Roster form of the set of natural number less than 6 is…………..

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  21. The set formed the letter of the word "SCHOOL" is…………..

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