Home
Class 10
MATHS
Write the expression an-ak for the ...

Write the expression `a_n-a_k` for the A.P. `a ,\ a+d ,\ a+2d ,\ ddot` Hence, find the common difference of the A.P. for which `a_(10)-a_5=200`

Text Solution

AI Generated Solution

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

Write the expression a_n-a_k for the A.P. a ,\ a+d ,\ a+2d ,\ ddot Hence, find the common difference of the A.P. for which 20 t h term is 10 more than the 18 t h term.

Write the expression a_n-a_k for the A.P. a ,\ a+d ,\ a+2d ,\ ddot Hence, find the common difference of the A.P. for which 11 t h term is 5 and 13 t h term is 79

Write the common difference of an A.P. whose n t h term is a_n=3n+7 .

Write the common difference of an A.P. whose nth term is x n+ydot

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

Then n^(t h) term of an A.P. is 6n+2. Find the common difference.

If the sum of n terms of an A,Pis given by S_(n) =3n+2n^(2) then the common difference of the A.P. is

RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
  1. Find a(30)-a(20) for the A.P. -9,\ -14 ,\ -19 ,\ -24 ,\ dot (ii) a ...

    Text Solution

    |

  2. Write the expression an-ak for the A.P. a ,\ a+d ,\ a+2d ,\ ddot...

    Text Solution

    |

  3. Write the expression an-ak for the A.P. a ,\ a+d ,\ a+2d ,\ ddot...

    Text Solution

    |

  4. Write the expression an-ak for the A.P. a ,\ a+d ,\ a+2d ,\ ddot...

    Text Solution

    |

  5. Find n if the given value of x is the n t h term of the given A....

    Text Solution

    |

  6. Find n if the given value of x is the n t h term of the given A.P....

    Text Solution

    |

  7. If an A.P. consists of n terms with first term a and n^(th) term l the...

    Text Solution

    |

  8. Determine the AP whose third term is 16 and the 7th term exceeds the 5...

    Text Solution

    |

  9. The 7t h term of an A.P. is 32 and its 13 t h term is 62. Find t...

    Text Solution

    |

  10. Two APs have the same common difference. The difference between the...

    Text Solution

    |

  11. For what value of n, are the with terms of two APs: 63, 65, 67, . . . ...

    Text Solution

    |

  12. How many multiples of 4 lie between 10 and 250?

    Text Solution

    |

  13. How many three digit numbers are divisible by 7?

    Text Solution

    |

  14. Three numbers are in A.P. If the sum of these numbers be 27 and the...

    Text Solution

    |

  15. Find the four numbers in A.P., whose sum is 50 and in which the gre...

    Text Solution

    |

  16. Find the value of x for which (8x+4),\ (6x-2) and (2x+7) are in A.P...

    Text Solution

    |

  17. If x+1,\ 3x and 4x+2 are in A.P., find the value of x .

    Text Solution

    |

  18. Show that (a-b)^2,\ (a^2+b^2) and (a+b)^2 are in A.P.

    Text Solution

    |

  19. Find the sum of 20 terms of the AP 1, 4, 7, 10,....

    Text Solution

    |

  20. Find the sum of first n natural numbers.

    Text Solution

    |