Home
Class 11
MATHS
Find the value of n such that 3nP4 = 5...

Find the value of n such that
`3nP_4 = 5.(n-1)P_4 , n>4`

Promotional Banner

Topper's Solved these Questions

  • MODEL PAPER 20

    MAXIMUM PUBLICATION|Exercise EXAMPLE|39 Videos

  • PRINCIPLE OF MATHEMATICAL INDUCTION

    MAXIMUM PUBLICATION|Exercise EXAMPLE|47 Videos

Similar Questions

Explore conceptually related problems

Find the value of n such that nP_5=42 xx nP_3,n>4

Find the value of n such that nP_5=42 xx nP_3,n>4

Find the value of n such that (n-1)P_3 : nP_4=1:9

Find the value of n such that (i) overset(n) P_5=42 overset(n) P_3, n gt4 (ii) (overset(n) P_4)/ (overset(n-1) P_4)=5/3,ngt-4

Find n if 3^nP_4=^(n-1)P_5

Find the value of n, if 12 xx ^((n-1))P_3= 5 xx ^((n+1))P_3

Find the sum of n terms of the series 1 + 4/5 + 7//5^(2) + 10//5^(3)+ cdots

If the sum of n terms of an A.P. is nP+1/2 n(n-1) Q , where P and Q are constants, find the common difference.

If M and N are events such that P(M)=1/4 , P(N)=1/2 , P(MbigcapN)=1/6 Find P(not M and not N).

If M and N are events such that P(M)=1/4 , P(N)=1/2 , P(MbigcapN)=1/6 . Find P(M or N) .

MAXIMUM PUBLICATION-PERMUTATION AND COMBINATIONS-EXAMPLE
  1. If there are 12 persons in a party and each of them shake hands with a...

    Text Solution

    |

  2. In How many ways can a committee of 3 men and 2 women be selected out ...

    Text Solution

    |

  3. Find the value of n such that 3nP4 = 5.(n-1)P4 , n>4

    Text Solution

    |

  4. In how many ways can 5 students be seated on a bench?

    Text Solution

    |

  5. Find the number of different 8-letter arrangements that can be made fr...

    Text Solution

    |

  6. Find the number of different 8-letter arrangements that can be made fr...

    Text Solution

    |

  7. Determine n if 2nC3 = 11 n C3

    Text Solution

    |

  8. In how many ways can a cricket team of 11 of players be selected from ...

    Text Solution

    |

  9. A bag contains 5 white, 6 red and 4 blue balls. Determine the number o...

    Text Solution

    |

  10. The number of 3 digit numbers can be formed from the digits 1,2,3,4,5 ...

    Text Solution

    |

  11. if 1/(6!) +1/(7!) = x/(8!) , find x.

    Text Solution

    |

  12. How many words, with or without meaning, can be formed using all the l...

    Text Solution

    |

  13. If nC7 = nC5 , n = ……….

    Text Solution

    |

  14. A bag contains 5 blue and 6 white balls. Determine the number of ways ...

    Text Solution

    |

  15. What is number of choosing 3 cards from a pack of 52 playing cards? In...

    Text Solution

    |

  16. IF 1/(8!) +1/(9!) = x/(10!) , find x.

    Text Solution

    |

  17. How many four digit numbers can be formed using the digits 4,5,6,7,8 i...

    Text Solution

    |

  18. Find the number of arrangements that can be made from the letters of t...

    Text Solution

    |

  19. In how many ways can the letters of the word PERMUTATIONS be arranged ...

    Text Solution

    |

  20. In how many ways can the letters of the word PERMUTATIONS be arranged,...

    Text Solution

    |