Home
Class 12
MATHS
suppose the number of elements in set...

suppose the number of elements in set A is P , the number of elements in set B is q and the number of elements in A `xx` B is 7 . Then `p^2 +q^2` =

A

42

B

49

C

50

D

51

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • RELATIONS AND FUNCTIONS

    NEW JOYTHI PUBLICATION|Exercise EXERCISE|25 Videos

  • PROBABILITY

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|20 Videos

  • SEQUENCES AND SERIES

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|105 Videos

Similar Questions

Explore conceptually related problems

If the set A has m elements the set B has n elements and the number of elements in AxxB is

If the number of elements in the power set of set A is 128 then find the number of elements in the set A .

If the set A has 3 elements and the set B =(3, 4, 5), then find the number of elements in (A xx B).

The set A contains 3 elements and the number of relation from A to another set B is 64. find the number of elements in B .

If the set A contains 5 elements, then the number of elements in the power set P(A) is equal to

Sets A and B have 3 and 6 elements respectively. What is the minimum number of elements in A cup B?

If a set A has n elements, then the total number of subset of A or the number of elements in the power set of A

If 2 sets A and B have 17 elements in common, then the number of elements common to the set AxxB and B xxA is

The number of binary operations that can be defined on a set of 3 elements is

NEW JOYTHI PUBLICATION-RELATIONS AND FUNCTIONS -QUESTIONS FROM COMPETITIVE EXAMS
  1. If n (A ) = 4 , n(B ) =3, n(Axx Bxx C) = 24 then , n(C ) =

    Text Solution

    |

  2. IF [x] denotes the greatest integer le x then [ 2/3] +[2/3 +1/9...

    Text Solution

    |

  3. suppose the number of elements in set A is P , the number of elem...

    Text Solution

    |

  4. Let Z denote the set of all integers and A = { (a,b) : a^2 +3b^2...

    Text Solution

    |

  5. IF f(x) =2x^2 +bx +c and f(0) =3 and f (2) =1, then f(1) is ...

    Text Solution

    |

  6. if f(x) =ax +b and g(x) = cx +d , then f[g(x) ] - g[f(x) ]is equi...

    Text Solution

    |

  7. If f (x) satisfies the relation 2 f(x ) + f(1-x) =x^2 for all ...

    Text Solution

    |

  8. The range of the function f(x) = (x^2 -x+1)/(x^2 +x+1) where x...

    Text Solution

    |

  9. If a function f satisfies f (f(x))=x+1 for all real values of x ...

    Text Solution

    |

  10. If f is a real valued function such that f(x+y) = f(x) + f(y)...

    Text Solution

    |

  11. Let f(x ) = ( alpha x^2 )/(x+1),x ne -1 the value of alpha for ...

    Text Solution

    |

  12. Let A = { x,y,z } and b= {a,b,c,d}. which one of the following...

    Text Solution

    |

  13. The domain of the function f (x) = (1)/(sqrt(9-x^2)) is

    Text Solution

    |

  14. If n (A) =5 and n(B ) =7 , then the number of relations on A ...

    Text Solution

    |

  15. Let phi (x) = ( b(x-a))/(b-a)+(a(x-b))/(a-b) , where x in R and ...

    Text Solution

    |

  16. The range of the functions f(x) = (x^2 +8)/(x^2 +4) x in R is

    Text Solution

    |

  17. Let f (x) = [x] , where [x] denotes the greater integer less t...

    Text Solution

    |

  18. In the given figure the angle at A is pi/2 then the graph repre...

    Text Solution

    |

  19. The image of the interval [-1,3] under the mapping f : R to R ...

    Text Solution

    |

  20. the domain of the function f(x) = ( log (x+3))/(x^2 +3x +2) is

    Text Solution

    |