Home
Class 10
MATHS
Find the sum of the first 51 terms of...

Find the sum of the first 51 terms of the A.P.: whose second term is 2 and fourth term is 8.

Promotional Banner

Topper's Solved these Questions

  • AREAS RELATED TO CIRCLES

    RD SHARMA ENGLISH|Exercise All Questions|251 Videos
  • CIRCLES

    RD SHARMA ENGLISH|Exercise All Questions|131 Videos

Similar Questions

Explore conceptually related problems

Find the sum of first 30 terms of an A.P. whose second term is 2 and seventh term is 22.

Find the sum of first 10 terms of the A.P. 4+6+8+………

Find the sum of the first 40 terms of the A.P. whose 4th term is 8 and 6th term is 14.

Find the sum of first n term of the A.P., whose nth term is given by (2n+1).

Find the sum of the first 22 terms of the A.P. : 8, 3, -2,………….

Find the sum of first 25 terms of an A.P. whose nth term is 1- 4n

Find the sum of first 20 terms of an A.P. whose first term is 3 and the last term is 57.

Find the sum of the first 25 terms of an A.P. whose n t h term is given by a_n=2-3n .

Find the sum of first 51 terms of an A.P. whose 2nd and 3rd terms are 14 and 18 respectively.

Find the sum of first 51 terms of an AP whose second and third terms are 14 and 18 respectively.

RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Find the sum of the first 11 terms of the A.P.: 2,\ 6,\ 10 ,\ 14 ,\...

    Text Solution

    |

  2. Find the sum of the first 13 terms of the A.P: -6,\ 0,\ 6,\ 12 , ......

    Text Solution

    |

  3. Find the sum of the first 51 terms of the A.P.: whose second term i...

    Text Solution

    |

  4. Find the sum of the first 15 multiples of 8.

    Text Solution

    |

  5. Find the sum of the first 40 positive integers divisible by (a) 3  ...

    Text Solution

    |

  6. Find the sum of all 3 – digit natural numbers, which are divisible ...

    Text Solution

    |

  7. Find the sum of all 3 – digit natural numbers, which are multiples ...

    Text Solution

    |

  8. Find the sum: 2+4+6+\ .... +200 (ii) 3+11+19+\ ..... +803 (iii) (-...

    Text Solution

    |

  9. Find the sum: (i) 1+3+5+7+\ ....\ +\ 199 (ii) 7+10 1/2+14+\ .... ...

    Text Solution

    |

  10. Find the sum: 25+28+31+\ dot\ +100 (ii) 18+15 1/2+13+\ dot+\ (-49 ...

    Text Solution

    |

  11. Find the sum of the first 15 terms of each of the following sequence...

    Text Solution

    |

  12. Find the sum of the first 15 terms of each of the following sequence...

    Text Solution

    |

  13. Find the sum of firsts 20 terms of the sequence whose n t h term is...

    Text Solution

    |

  14. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

    Text Solution

    |

  15. Find the sum of the first 25 terms of an A.P. whose n t h term is ...

    Text Solution

    |

  16. Find the sum of first 51 terms of an AP whose second and third terms ...

    Text Solution

    |

  17. If the sum of 7 terms of an A.P. is 49 and that of 17 terms is 289,...

    Text Solution

    |

  18. In an A.P. first term is 5, last term is 45 and sum = 400 . Find the n...

    Text Solution

    |

  19. In an A.P., the sum of first n terms is (3n^2)/2+(13)/2n . Find its...

    Text Solution

    |

  20. Let there be an A.P. with first term ' a ' , common difference '...

    Text Solution

    |