Home
Class 11
MATHS
Determine n if 2nC3 = 11 n C3...

Determine n if `2nC_3 = 11 n C_3`

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

Determine n if ^(2n)C_3:^nC_3=11:1

Determine n if ^(2n)C_3:^nC_2=12:1

If 2nC_3 : nC_3 = 12:1 find n.

CH_3 NH_2+CHCl_3+KOH rarr nitrogen containing compound +K C l+ H_2 O : Nitrogen containing compound is: CH_3 C=N , CH_3 NHCH_3 , CH_3 stackrel- N equiv C^+ , CH_3 stackrel+N ≡ C^-

Prove that nC_r = nC_(n-r)

If nC_8 = nC_2 , then find nC_3 ?

If ^nC_2 : ^(2n)C_1 = 3:2 find n

If nC_7 = nC_5 , n = ……….

Among the ligands NH_(3) , en , CO and CN^(-) , the correct order of their increasing field strength is e n < C N − < N H 3 < C O N H 3 < e n < C N − < C O C N − < N H 3 < C O < e n C O < N H 3 < e n < C N −

MAXIMUM PUBLICATION-PERMUTATION AND COMBINATIONS-EXAMPLE
  1. Find the number of different 8-letter arrangements that can be made fr...

    Text Solution

    |

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

    Text Solution

    |

  3. Determine n if 2nC3 = 11 n C3

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  9. If nC7 = nC5 , n = ……….

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  17. In how many ways can 5 girls and 3 boys be seated in a row so that no ...

    Text Solution

    |

  18. How many chords can be drawn through 21 points?

    Text Solution

    |

  19. What is the minimum number of ways of choosing 4 cards from a pack of ...

    Text Solution

    |

  20. What is the minimum number of ways of choosing 4 cards from a pack of ...

    Text Solution

    |