Home
Class 11
MATHS
The value of 10C3 is:...

The value of `10C_3` is:

A

720

B

120

C

`10/3`

D

None of these

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    JBD PUBLICATION|Exercise EXAMPLE|59 Videos

  • MODEL PAPER (8)

    JBD PUBLICATION|Exercise EXERICSE|41 Videos

  • PRINCIPLE OF MATHEMATICAL INDUCTION

    JBD PUBLICATION|Exercise EXAMPLE|11 Videos

Similar Questions

Explore conceptually related problems

The value of 12C_3 is equal to:

6xx10^(-3) mole K_(2)Cr_(2) C_(7) reacts completely with 9xx10^(-3) mole X^(n+) to give XO_(3)^(-) and Cr^(3+) . The value of n is :

The value of log_(10)3 lies in the interval

6 xx 10^(-3) mole K_2 Cr_2 O_7 reacts completely with 9 xx 10^(-3) mole X^(n+) to given XO_3^- and Cr_^(3+) . The value of n is :

The value of (.^(21)C_(1) - .^(10)C_(1)) + (.^(21)C_(2) - .^(10)C_(2)) + (.^(21)C_(3) - .^(10)C_(3)) + (.^(21)C_(4) - .^(10)C_(4)) + "…." + (.^(21)C_(10) - .^(10)C_(10)) is

The value of ""^(15)C_(11)div""^(15)C_(10) equals :

For the reversible reaction N_(2)(g)+3H_(2)(g) hArr 2NH_(3)(g) at 500^(@)C , the value of K_(p) is 1.44xx10^(-5) when the partial pressure is measured in atmosphere. The corresponding value of K_(c) with concentration in mol L^(-1) is

The value of cos 10^@ - sin 10^@ is

JBD PUBLICATION-PERMUTATIONS AND COMBINATIONS-EXAMPLE
  1. The value of 10C3 is:

    Text Solution

    |

  2. Find the number of different 8-letter arrangenients that can be made f...

    Text Solution

    |

  3. A class has 30 students, In how many ways can three prizes be awarded ...

    Text Solution

    |

  4. A class has 30 students, In how many ways can three prizes be awarded ...

    Text Solution

    |

  5. A coin is tossed 3 times and the outcomes are recorded. How many possi...

    Text Solution

    |

  6. How many 3-digit even numbers can be formed from the digits 1, 2, 3, 4...

    Text Solution

    |

  7. How many 3-digit even numbers can be formed from the digits 1, 2, 3, 4...

    Text Solution

    |

  8. How many 3-digit numbers are there without repetition?

    Text Solution

    |

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

    Text Solution

    |

  10. Show that (2n)!/n!=[1.3.5……………….(2n-1)]2^n.

    Text Solution

    |

  11. How many 4-digit numbers are there with no digit repeated?

    Text Solution

    |

  12. How many numbers are there between 1000 and 9999 so that no digit is r...

    Text Solution

    |

  13. In how many ways can 5 girls be seated in a row so that two girls Ridh...

    Text Solution

    |

  14. In how many ways can 5 girls be seated in a row so that two girls Ridh...

    Text Solution

    |

  15. Find the number of permutations of the letters of word 'DISSIMILAR' wh...

    Text Solution

    |

  16. If nC6=nC2, find ^nC2.

    Text Solution

    |

  17. If 10Cr=^10C2 find the values of r.

    Text Solution

    |

  18. A bag contains 5 black and 6 red balls. Determine the number of ways i...

    Text Solution

    |

  19. In how many ways can a student choose a programme of 5 courses if 9 co...

    Text Solution

    |

  20. How many chords can be drawn through 21 points on a circle?

    Text Solution

    |

  21. Out of 18 points in a plane, no three are in the same straight line ex...

    Text Solution

    |