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Let R be the relation over the set of al...

Let `R` be the relation over the set of all straight lines in a plane such that `l_1\ R\ l_2hArrl_1_|_l_2`. Then, `R` is (a) symmetric (b) reflexive (c) transitive (d) an equivalence relation

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RD SHARMA ENGLISH-RELATIONS-All Questions
  1. R is a relation on the set Z of integers and it is given by (x ,\ y) i...

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  2. Let R = {(1, 3), (4, 2), (2, 4), (2, 3), (3, 1)} be a relation on the ...

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  3. Let R be the relation over the set of all straight lines in a plane ...

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  4. If A={a ,\ b ,\ c} , then the relation R={(b ,\ c)} on A is (a) reflex...

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  5. Let A={2,\ 3,\ 4,\ 5,\ .......\ 17 ,\ 18} . Let ' ' be the equivalenc...

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  6. LetA = {1, 2, 3}Then number of relations containing (1, 2) a n d (1, 3...

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  7. The relation ' R ' in NxxN such that (a ,\ b)\ R\ (c ,\ d)hArra+d=b+c ...

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  8. If A={1,\ 2,\ 3},\ \ B={1,\ 4,\ 6,\ 9} and R is a relation from A to B...

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  9. A relation R is defined from {2, 3, 4, 5} to {3, 6, 7, 10} by : x\ ...

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  10. A relation varphi from C to R is defined by x\ varphi\ yhArr|x|=y . Wh...

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  11. Let R be a relation on N defined by x+2y=8. The domain of R is

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  12. R is a relation from {11, 12, 13} to {8, 10, 12} defined by y=x-3 ....

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  13. Let R={(a ,\ a),\ (b ,\ b),\ (c ,\ c),\ (a ,\ b)} be a relation on set...

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  14. Let A={1,\ 2,\ 3} and R={(1,\ 2),\ (2,\ 3),\ (1,\ 3)} be a relation on...

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  15. If R is the largest equivalence relation on a set A and S is any relat...

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  16. If R is a relation on the set A={1,\ 2,\ 3,\ 4,\ 5,\ 6,\ 7,\ 8,\ 9} gi...

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  17. If R is a relation on the set A={1,\ 2,\ 3} given by R={(1,\ 1),\ (2,\...

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  18. If A={a ,\ b ,\ c ,\ d}, then a relation R={(a ,\ b),\ (b ,\ a),\ (a ,...

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  19. If A={1, 2, 3} , then a relation R={(2,3)} on A is (a) symmetric and t...

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  20. Let R be the relation on the set A={1,\ 2,\ 3,\ 4} given by R={(1,\ 2)...

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