Home
Class 11
MATHS
Suppose X and Y are two sets Prove that ...

Suppose X and Y are two sets Prove that n `(X cup Y)` = n (X) +n(Y)-n `(X cap Y)`

Promotional Banner

Topper's Solved these Questions

  • SEQUENCES AND SERIES

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|238 Videos
  • STATISTICS

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|60 Videos

Similar Questions

Explore conceptually related problems

Suppose X and Y are two sets If n (X cup Y) = 50, n (X) = 28 and n (Y) = 32, find n (X cap Y)

If X and Y are two sets such that n (X) = 17, n (Y) = 23 and n (X cupY) =38, find n (X cap Y)

If X and Y are two sets such that n(X)=17 , n(Y)=23 and n(XuuY)=38 , Find n(Xnn Y) .

If X and Y are two sets such that X cup Y has 18 elements, X has 8 elements and Y has 15 elements, how many elements does X cap Y have?

Let A and B are two sets such that n (A) = 3 and n (B) = 2. If (x,1), (y,2),(z,1) are in A xx B , find A and B, where x,y and z are distinct elements.

If X and Y are two sets such that X has 40 elements, X cup Y has 60 elements and X cap Y has 10 elements, how many elements does Y have?

Let X and Y be the sets of all positie divisiors of 400 and 1000 respectively (including 1 and the number). Then n(X capY) is equal to :

Prove that (sin x-sin y)/(cos x+cos y)=tan ((x-y)/2) .

Prove that '(sin (x+y)) / (sin (x-y))=(tan x+tan y)/(tan x- ( tany ))'

A N EXCEL PUBLICATION-SETS-QUESTION BANK
  1. Given the following result " The dual of any result in set theory will...

    Text Solution

    |

  2. Given the following result" The dual of any result in set theory will ...

    Text Solution

    |

  3. Suppose X and Y are two sets Prove that n (X cup Y) = n (X) +n(Y)-n (X...

    Text Solution

    |

  4. Suppose X and Y are two sets If n(X cup Y) = 50, n (X) = 28 and n (Y) ...

    Text Solution

    |

  5. In a group of 50 persons, 14 drink tea but not coffee and 30 drink tea...

    Text Solution

    |

  6. In a group of 50 persons, 14 drink tea but not coffee and 30 drink tea...

    Text Solution

    |

  7. In a group of 50 persons, 14 drink tea but not coffee and 30 drink tea...

    Text Solution

    |

  8. In a group of 50 persons, 14 drink tea but not coffee and 30 drink tea...

    Text Solution

    |

  9. In a group of people 50 speak French, 20 speak Spanish and 10 speak bo...

    Text Solution

    |

  10. In a group of people 50 speak French, 20 speak Spanish and 10 speak bo...

    Text Solution

    |

  11. In a group of people 50 speak French, 20 speak Spanish and 10 speak bo...

    Text Solution

    |

  12. A T.V. survey gives the following data for T.V. viewing,60% see progra...

    Text Solution

    |

  13. A T.V survey gives the following data for T.V viewing: 60% see program...

    Text Solution

    |

  14. A T.V. survey gives the following data for T.V. viewing,60% see progra...

    Text Solution

    |

  15. Decide, among the following sets, which sets are subsets of one and an...

    Text Solution

    |

  16. In each of the following , determine whether the statement is true or ...

    Text Solution

    |

  17. In each of the following , determine whether the statement is true or ...

    Text Solution

    |

  18. In each of the following , determine whether the statement is true or ...

    Text Solution

    |

  19. In each of the following , determine whether the statement is true or ...

    Text Solution

    |

  20. In each of the following , determine whether the statement is true or ...

    Text Solution

    |