Home
Class 12
MATHS
Consider n(U)=20 , n (A) =12, n(B)=9, n(...

Consider n(U)=20 , n (A) =12, n(B)=9, n(A `nn` B) =4, where U is the universal set, A and B are subsets of U, then `n((A uu B)^c)`=

A

17

B

9

C

11

D

3

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATIONS AND EXPRESSION

    HIMALAYA PUBLICATION|Exercise Question Bank|129 Videos

  • STATISTICS MEASURE OF DIPERSION

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|28 Videos

Similar Questions

Explore conceptually related problems

Given n(U) = 20, n(A) = 12, n(B) = 9, n(AnnB) = 5, where U is the universal set, A and B are subsets of U, then n((AuuB)') equals

If A and B are not disjoint sets, then n(A uu B)=

If A and B are two sets , then A nn (A uu B) equals :

If A and B are two sets , then A nn (A uu B) equals :

If A and B are two sets, then A nn (A uu B)' equals

If A and B are any two sets then A nn (A uu B)' =

If n(U) = 100, n(A)=50, n(B)=20 and n(A nn B) = 10, then n{(A uu B)} =

Let n(U) = 700 , n (A) = 200 , n (B) = 300 and n (A nn B) =100, then n(A' nn B') =

Let U be the universal set and A uu B uu C =U . Then [(A-B)uu (B-C)uu(C-A)]^c equals :

HIMALAYA PUBLICATION-SETS,RELATIONS AND FUNCTIONS-QUESTION BANK
  1. If A = {x:x^2-5x+6=0}, B = {2, 4}, C = {4, 5}, then Axx(B nn C) =

    Text Solution

    |

  2. If two sets A and B are having 99 elements in common, then the number ...

    Text Solution

    |

  3. Consider n(U)=20 , n (A) =12, n(B)=9, n(A nn B) =4, where U is the uni...

    Text Solution

    |

  4. A class has 175 students. The following data shows the number of stude...

    Text Solution

    |

  5. In a city 20 percent of the population travels by car, 50 per cent tra...

    Text Solution

    |

  6. If A and B are not disjoint sets, then n(A uu B)=

    Text Solution

    |

  7. In a college of 300 students , every student reads 5 newspapers and ev...

    Text Solution

    |

  8. Two finite sets have m and n elements. The number of subsets of the fi...

    Text Solution

    |

  9. If f(x)=(a-x^(n))^(1 / n), then f(f(x))=

    Text Solution

    |

  10. If f: (R) rarr (R) and g (R) rarr (R) defined by f(x)=2x+3andg(x)=x^(2...

    Text Solution

    |

  11. If f(x)=2 x^(2)+x+1 and g(x)=3 x+1 then f o g(2)

    Text Solution

    |

  12. Two functions f: R rarr R and g: R rarr R are defined by f(x) = {...

    Text Solution

    |

  13. If f(x)=(25-x^(4))^(1 / 4) for 0ltxltsqrt(5), then f(f((1)/(2)))=

    Text Solution

    |

  14. If x ne 1 and f(x)=(x+1)/(x-1) is a real function then f(f(f(2))) is

    Text Solution

    |

  15. If f(x)=(2 x+1)/(3 x-2), then f o f(2) is equal to

    Text Solution

    |

  16. If the functions f, g, h are defined from the sets of real numbers R t...

    Text Solution

    |

  17. If f: (R) rarr (R) and g (R) rarr (R) defined by f(x)=2x+3andg(x)=x^(2...

    Text Solution

    |

  18. Let g(x)=1+x-[x] and f(x)={:{(-1","x<0),(0","x=0),(1","x>0):} Then fo...

    Text Solution

    |

  19. If g(f(x))=|sin x| and f(g(x))=(sin sqrt(x))^(2) then

    Text Solution

    |

  20. Prove that cos ^(2) x + cos ^(2) (x + (pi)/(3) + cos ^(2) (x - (pi)/(...

    Text Solution

    |