Home
Class 11
MATHS
Let R be a relation on the set NN given ...

Let R be a relation on the set `NN` given by `RR= {(a,b) : a=b-2,b gt6}. Then

A

(2,4) `in` R

B

(3,8) `in` R

C

`(6,8) in` R

D

`(8,7) in ` R

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SETS RELATIONS AND FUNCTIONS

    SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS (SECTION - B)|8 Videos

  • SETS RELATIONS AND FUNCTIONS

    SURA PUBLICATION|Exercise ADDITIONAL PROBLEMS (SECTION - C)|5 Videos

  • SETS RELATIONS AND FUNCTIONS

    SURA PUBLICATION|Exercise EXERCISE 1.5|25 Videos

  • QUESTION PAPER -19

    SURA PUBLICATION|Exercise SECTION - IV|11 Videos

  • SURAS MODAL QUESTION PAPER-1 MATHEMATICS

    SURA PUBLICATION|Exercise Section-IV|20 Videos

Similar Questions

Explore conceptually related problems

Let R be relation from N into N defined by R ={(a,b) : a,b in N ,a=b^2 } are the following true ? Justify your answer in each case for all a,b. (a,b) in R implies (b,a) in R

Let R be relation from N into N defined by R ={(a,b) : a,b in N ,a=b^2 } are the following true ? Justify your answer in each case . (a,a) in R for all a in N

Let R be relation from N into N defined by R ={(a,b) : a,b in N ,a=b^2 } are the following true ? Justify your answer in each case . (a,b) and (b,c) in R for all a,b,c, in N implies (a,c) in R

Let R be a relation from Q to Q defined by R={(a,b): a,b in Q and a-b in Z} . Show that (i) (a,a) in R" for all " a in Q (ii) (a,b) in R implies that (b,a) inR (iii) (a,b) in R and (b,c) in R implies that (a,c) in R

Let R be the relation on Z defined by R= {(a,b): a, b in Z, a-b "is an integer"). Find the domain and range of R.

Show that the relation R in the set Z of intergers given by R ={(a,b):2 divides a-b } is an equivalence relation.

Let A= {1,2,3,4,6 } and R be relation on A defined by R ={(a,b) : a,b, in A,b is exactly divisible by a } write the domain and range of R

Let A= (1, 2, 3, 4, 6). Let R be the relation on A defined by {(a,b) a, b in A,b is exactly divisible by a] (i) Write R in roster form (ii) Find the domain of R (iii) Find the range of R.

Let A= {1,2,3,4 } and R be relation on A defined by R ={(a,b) : a,b, in A,B is exactly divisible by a } write R in the roster form .

SURA PUBLICATION-SETS RELATIONS AND FUNCTIONS-ADDITIONAL PROBLEMS (SECTION - A)
  1. Let f : R to R be defined as f(x) = x^(4). Choose the correct answer.

    Text Solution

    |

  2. Let f : R to R to given by f(x) = (3 -x^(3))^((1)/(3)). Then of (x) is

    Text Solution

    |

  3. Let A = {-2,-1,0,1,2} and f:A to Z be given by f(x) = x^(2)-2x-3 then ...

    Text Solution

    |

  4. Which one of the following is a finite set ?

    Text Solution

    |

  5. If sube B, then A\B is

    Text Solution

    |

  6. Given A = {5,6,7,8}. Which one of the following is incorrect?

    Text Solution

    |

  7. The shaded region in the adjoining diagram represents.

    Text Solution

    |

  8. The shaded region in the adjoining diagram represents.

    Text Solution

    |

  9. Let R be a relation on the set NN given by RR= {(a,b) : a=b-2,b gt6}. ...

    Text Solution

    |

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

    Text Solution

    |

  11. For real numbers x and y define x\ R\ y if x - y + sqrt(2) is an irrat...

    Text Solution

    |

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

    Text Solution

    |

  13. Which of the following is not an equivalence relation on z?

    Text Solution

    |

  14. Which of the following functions from z to itself are bijections (one-...

    Text Solution

    |

  15. Let f : Z to Z be given by f(x) = {((x)/(2) if"is even"),(0 if" is od...

    Text Solution

    |

  16. If f : RtoR is given by f(x) = 3x-5, then f^(-1)(x) is

    Text Solution

    |

  17. If f (x) = 2x-3 and g(x)= x^(2) +x-2 then go f(x) is

    Text Solution

    |

  18. Let f : RR to RR be given by f(x) = x+ sqrt(x^(2)) is

    Text Solution

    |

  19. Choose the correct statement .

    Text Solution

    |

  20. Match List - I with List II {:("List I","ListII"),("i"." " {(1,1)...

    Text Solution

    |