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Write A={3,9,27,8} in set -builder form....

Write A={3,9,27,8} in set -builder form.

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The correct Answer is:
A=`{x//x =3^n, n in N and n lt 5}`
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VGS PUBLICATION-BRILLIANT-SETS -OBSERVATION MATERIAL TO SOLVE VARIOUS QUESTION GIVEN IN THE PUBLIC EXAMINATION
  1. Given any two examples of disjoint sets from your daily life.

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  2. IF A={Prime numbers less than 10}, and B={positive odd number less tha...

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  3. Write A={3,9,27,8} in set -builder form.

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  4. IF A={x :x in N and x lt20} and B={x :x in N and x le 5}, then write t...

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  5. " B is the set of all months in a year having 30 days". Write in roste...

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  6. IF A-B={3,4,5} , B-A={1,8,9} and A cap B={6,7}, then find A cup B.

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  7. Write the set builder form of A={1,1/4,1/9,1/16,1/25}

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  8. A ={x:x in N x is the composite number and x lt13}. Where set A is the...

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  9. Represent A cap B through Venn diagram, where A={1,4,6,9,10} and B={pe...

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  10. IF A={1,2,3,5} , B={3,4,5,6}, find A cap B.

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  11. Give one example each for a finite set and an infinite set.

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  12. Write A=[2,4,8,16] in set builder form.

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  13. IF A={x//x in N, x lt6} and B={x:x in N, 3 lt x lt 8} then show that A...

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  14. Answer the following question and Justify your answer. A={x:x in N , ...

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  15. Answer the following question and Justify your answer. B={x:x +5=5}. ...

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  16. IF x is set of all factors of 24 and y is set all factors of 36 then...

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  17. A = {x : x in N, and x is a factor of 30}, B = {x : x in N and x is a ...

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  18. A={x:x in N, and x is a multiple of 4}, B={x:x in N , and x is a mul...

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  19. IF A={x:x in N, x lt 10}, B={x:x is a prime number and x lt 10}, then ...

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  20. Let A={x//x is an even number} B={x//x is an odd number} C={x//x is...

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