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Let L be the set of all lines in X Y -pl...

Let `L` be the set of all lines in `X Y` -plane and `R` be the relation in `L` defined as `R={(L_1, L_2): L_1` is parallel to `L_2}` . Show that `R` is an equivalence relation. Find the set of all lines related to the line `y=2x+4` .

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MODERN PUBLICATION-RELATIONS AND FUNCTIONS-NCERT - FILE (Question from NCERT Book) (Exercise 1.1)
  1. Determine whether each of the following relations are reflexive, symm...

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  2. Show that the relation R in the set R of real numbers, defined as R={...

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  3. Check whether the relation R defined in the set {1, 2, 3, 4, 5, 6}as R...

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  4. Show that the relation R in R defined as R={(a ,b): alt=b}, is reflexi...

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  5. Check whether the relation R in R defined by R={(a ,b):alt=b^3}is ref...

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  6. Show that the relation R in the set {1, 2, 3}given by R = {(1, 2), (2,...

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  7. Show that the relation R in the set A of all the books in a library...

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  8. Show that the relation R on the set A={1,\ 2,\ 3,\ 4,\ 5} , given by R...

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  9. Show that the relation R on the set A={x in Z ;0lt=xlt=12} , given by...

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  10. Give an example of a relation. Which is (i) Symmetric but neither r...

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  11. Show that the relation R on the set A of points in a plane, given by R...

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  12. Show that the relation R defined on the set A of all triangles in a pl...

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  13. Show that the relation R defined on the set A of a polygons as R = {P(...

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  14. Let L be the set of all lines in X Y -plane and R be the relation in L...

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

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  16. Let R be the relation in the set N given by R = {(a , b) : a = b 2, ...

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