Home
Class 11
MATHS
The n^(th) term of the sequence 2, 7, 14...

The `n^(th)` term of the sequence 2, 7, 14, 23, ….is:

A

`n^(2) + 2n +1`

B

`n ^(2) +2n -1`

C

`n ^(2) -2n -1`

D

`n^(2) - 2n +1`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • EXAMINATION QUESTION PAPER - JUNE 2019

    FULL MARKS|Exercise PART -IV|7 Videos
  • INTEGRAL CALCULUS

    FULL MARKS|Exercise EXERCISE - 11.13|23 Videos

Similar Questions

Explore conceptually related problems

The n^(th) term of the sequence 4, 7, 12, 19, … is

The n^(th) term of the sequence 1, 2, 4, 7, 11, … is

The n^(th) term of the sequence 0,2,6,12,20, ….. Can be expressed as …..

The n^(th) term of the sequence 1,2,4,7,11 ……… is …………

The n^(th) term of the sequence 1/2, 3/4, 7/8, 15/16 is ...................

The sum to n terms of the sequence 5, 11, 17, 23, ….. is 320 Then n = .

The n^(th) term of the sequence 1/2,3/4,7/8,15/16,... is

Write the n^(th) term of the following sequences. 2, 2, 4, 4, 6, 6, ___

FULL MARKS-EXAMINATION QUESTION PAPER MARCH 2019-MATHEMATICS
  1. The value of x, for which the matrix A = [(e^(x-2),e^(7+x)),(e^(2+x),e...

    Text Solution

    |

  2. The n^(th) term of the sequence 2, 7, 14, 23, ….is:

    Text Solution

    |

  3. int (sec x)/(sqrt(cos 2 x )) dx is

    Text Solution

    |

  4. The line x/a-y/b=0 has the slope 1,if:

    Text Solution

    |

  5. The number of 5 digit numbers all digits of which are odd is

    Text Solution

    |

  6. If f(x)={{:(2a-x","" for "-altxlta),(3x-2a","" for "xgea):} then ...

    Text Solution

    |

  7. A number is selected from the set {1, 2, 3,.., 20}. The probability Th...

    Text Solution

    |

  8. Which of the following is not a periodic function with period 2pi?

    Text Solution

    |

  9. Straight line joining the points (2,3) and (-1,4) passes through the p...

    Text Solution

    |

  10. The minimum and the maximum values of |cos x|-2 are respectively …………

    Text Solution

    |

  11. If f(x)=x^(2)-3x, then the points at which f(x)=f'(x) are

    Text Solution

    |

  12. The unit vector parallel to the resultant of the vectors hati+hatj-hat...

    Text Solution

    |

  13. It is given that the events A and B are such that P(A) = 1/4, P (A//B)...

    Text Solution

    |

  14. If veca,vecb are the position vectors A and B then which one of the fo...

    Text Solution

    |

  15. If |x+2| le 8, then x belongs to ………..

    Text Solution

    |

  16. The expansion of (1-x)^-2 is?

    Text Solution

    |

  17. If f : R to R is defined by f (x) = |x| -5, then the range of f is ……...

    Text Solution

    |

  18. Which one of the following is true about the matrix [(1,0,0),(0,0,0),(...

    Text Solution

    |

  19. Write the value of Horizontal component .

    Text Solution

    |

  20. Write the relationship between Permutation and Combination?

    Text Solution

    |