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Find the pairs of equal sets from the following sets, if any, giving reasons: `A={0},\ B={x : x > 15\ a n d\ x<5},\ C={x : x-5=0},\ D={x : x^2=25}` `E={x : x` is an integral positive root of the equation `x^2-2x-15=0}` .

A

A and B

B

C and D

C

C and E

D

B and C

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The correct Answer is:
C
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DISHA PUBLICATION-SETS-EXERCISE-1 : CONCEPT BUILDER
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  3. Find the pairs of equal sets from the following sets, if any, giving ...

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  4. Let A={1,3,5} and B = {x:x is an odd natural number less than 6}. Then...

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  5. the collection of intellgent students in a class is :

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  6. If A={1,2,(3,4),5}, then which of the following statements is incorrec...

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  7. State which of the following sets are finite sets or infinite. In case...

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  8. Which of the following statement is FALSE

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  9. The set {x : x is a positive integer less than 6 and 3^(x)-1 is an eve...

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  10. The cardinality of the set P{P[P(phi)]} is

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  11. The number of elements in the set {(a, b) : 2a^2 + 3b^2 = 35. a . b i...

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  12. If A={x:x=n^(2),n=1,2,3}, then number of proper subsets is

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  13. Let A, B, C be three sets. If AinBandBsubC then

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  14. Let V" "=" "{a ," "e ," "i ," "o," "u} and B" "=" "{a ," "i ," "k ," "...

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  15. If P={x in R : f(x)=0} and Q={x in R : g(x)=0 }, then PuuQ is

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  16. If A={1,2,3,4},B={2,3,5,6}andC={3,4,6,7}, then

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  17. If the set A and B are as follows : A={1,2,3,4},B={3,4,5,6}, then

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  18. Consider the following relations : 1. A-B=A -(Ann B) 2. A = (A nnB...

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  19. If A={x inR:0ltxlt3}andB={x inR:1lexle5} then ADeltaB is

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  20. Let X and Y be two non-empty sets such that XnnA=YnnA=phiandXuuA=YuuA ...

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