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A relation `R` is defined on the set `Z` of integers as: `(x ,y) in R x^2+y^2=25` . Express `Ra n dR^(-1)` as the sets of ordered pairs and hence find their respective domains.

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RD SHARMA ENGLISH-RELATIONS-All Questions
  1. Let R be the relation on the set N of natural numbers defined by R={(a...

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  2. If A={a ,b} and B={-4,6}, find AxxB

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  3. A relation R is defined on the set Z of integers as: (x ,y) in R x^2...

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  4. For the relation R1 defined on R by the rule (a ,b) in R1:1+ab >...

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  5. The position of a point in a two dimensional plane in Cartesian coo...

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  6. Find the values of a\ a n d\ b ,\ if\ (3a-2,\ b+3)=(2a-1,\ 3)dot

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  7. If A={1,3,5,6}a n d\ B={2,4}, find AxxB\ a n d\ BxxAdot

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  8. If A={1,2,3},\ B={3,4} and C={1,3,5} , find Axx(BuuC)

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  9. If A={1,2,3},\ B={3,4}a n d\ C={1,3,5} , find Axx(BnnC)

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  10. If A={1,2,3},\ B={3,4}a n d\ C={1,3,5} , find (AxxB)nn(AxxC)

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  11. If A={1,2},\ from the set AxxAxxA

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  12. If R is the set of all real numbers, what do the cartesian products R...

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  13. Let A and B be two sets such that AxxB consists of 6 elements. If thre...

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  14. Let A and B be two sets such that n(A)=5\ a n d\ n(B)=2,\ if\ a ,\ b ,...

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  15. If (a/3-1,\ b-2/3)=(5/3,1/3) , find the values of a\ a n d\ bdot

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  16. If the ordered pairs (x ,-1) and (5, y) belong to the set {(a , b): b=...

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  17. If (x+1,\ 1)=(3,\ y-2), find the value of x and y.

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  18. If a in {2,4,6,9}a n d\ b in {4,6, 18 , 27} , then from the set of al ...

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  19. if A={1,2} and B={1,3}, find AxxB\ a n d\ BxxA.

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  20. If A={1,2,3}a n d\ B={3,4}dot Find AxxB and show it graphically.

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