Home
Class 11
MATHS
Let A={x : x in R ,\ x >4} and \ B={x i...

Let `A={x : x in R ,\ x >4}` and `\ B={x in R : x<5}` . Then `AnnB=` (a) `(4,5]` (b) `(4,5)` (c) `[4,5)` (d) `[4,5]`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • RELATIONS

    RD SHARMA ENGLISH|Exercise All Questions|130 Videos

  • SINE AND COSINE FORMULAE AND THEIR APPLICATIONS

    RD SHARMA ENGLISH|Exercise All Questions|119 Videos

Similar Questions

Explore conceptually related problems

Let A={x : x in R,-1 lt x lt 1} , B={x : x in R, x le0 or x ge 2} and AuuB=R-D , then find set D

Let P = { x : x in R , |x| Q = {x:x in R , |x -1 |ge 2} P uu Q = R - S then set S is : (where R is the set of real number)

If A = {x in R : 0 lt x lt 4} and B = {x in R : 1 le x le 7} then find A Delta B .

STATEMENT-1:If A={x|x in R,x ge2} and B{x|x in R, x lt 4} "then "A triangle B=R-[2,4). STATEMENT-2: For any two sets A and B, A triangle B =(A-B) cup (B-A)

Let A={x in R :-4lt=xlt=4 and x!=0} and f: A->R be defined by f(x)=(|x|)/x . Write the range of fdot

Let A={x in R : x!=0,\ -4lt=xlt=4} and f: A->R be defined by f(x)=(|x|)/x for x in Adot Then \ f is a. {-1, 1} b. (3//4,1] c. [3//4,1] d. (3//4,1)

Let A = {1, 2, 3, 4}, B = {1, 3, 4, 8}. Let R = {x, y) : x in A, y in B and x divides y}. Write R in roster form.

Let f:R rarr R be given by f(x)={"5x ,if x in Q ", "x^ 2 + 6",if x in R-Q then

Let f(x)=x,g(x)=1/x and h(x)=f(x)g(x) . Then h(x)=1 for a. x in R b. x in Q c. x in R-Q d. x in R , x!=0

RD SHARMA ENGLISH-SETS-All Questions
  1. If A and B are two sets such that n(A)=115 ,\ n(B)=326 ,\ n(A-B)=47 , ...

    Text Solution

    |

  2. For any set A ,(A ')' is equal to a.A ' b. A c. varphi d. none of thes...

    Text Solution

    |

  3. Let A and B be two sets in the same universal set. Then, A-B= A\ nnB ...

    Text Solution

    |

  4. The number of all possible subsets of a set containing n elements ?

    Text Solution

    |

  5. For any two sets A and B Ann(AuuB)= a.B b. A c. varphi d. none of the...

    Text Solution

    |

  6. If A={1,3,5, B}a n d\ B={2,4} , then 4 in A b. {4}subA c. BsubA d. no...

    Text Solution

    |

  7. The symmetric difference of A and B is equal to

    Text Solution

    |

  8. The symmetric difference of A={1,2,3}a n d\ B={3,4,5} is a.{1,2} b. {...

    Text Solution

    |

  9. For any two sets A and B, (A-B)uu(B-A)=? a.(A-B)uuA b. (B-A)uuB ...

    Text Solution

    |

  10. Which of the following statement is false: A-B=AnnB b. A-B=A-(AnnB) c...

    Text Solution

    |

  11. For any three sets A, B, and C Ann(B-C)=(AnnB)-(AnnC)

    Text Solution

    |

  12. Choose the correct answer: 1. If A, B and C are three sets and U is th...

    Text Solution

    |

  13. Let A={x : x in R ,\ x >4} and \ B={x in R : x<5} . Then AnnB= (a) ...

    Text Solution

    |

  14. Let A and B be two sets such that n(A)=16 ,\ n(B)=14 , n(AuuB)=25. The...

    Text Solution

    |

  15. In set builder method the null set is represented by

    Text Solution

    |

  16. If A and B are two disjoint sets, then n(AuB) is equal to a.n(A)+n(B) ...

    Text Solution

    |

  17. For two sets A and B; AuuB is equal to:

    Text Solution

    |

  18. If A and B are two sets such that n(A)=70 ,\ n(B)=60 ,\ n(AuuB)=110 ,\...

    Text Solution

    |

  19. If A = {x : x is a multiple of 3} and, B ={x : x is a multiple of 5}, ...

    Text Solution

    |

  20. If AnnB=B , then a.AsubeB b. BsubeA c. A=varphi d. B=varphi

    Text Solution

    |