Home
Class 14
MATHS
Let A1, A2,.......An be the n points on ...

Let `A_1, A_2`,.......`A_n` be the n points on the straight-line y = px + q. The coordinates of `A_k` is `(x_k, y_k)`, where k = 1,2,.... n such that `x_1, x_2`, ......, `x_n` are in arithmetic progression. The coordinates of` A_2` is (2, –2) and` A_24` is (68, 31).
The y-ordinates of `A_8` is

A

1

B

2

C

3

D

7

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PROGRESSIONS

    DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos

  • PROGRESSIONS

    DISHA PUBLICATION|Exercise STANDARD LEVEL|27 Videos

  • PROFIT, LOSS AND DISCOUNT

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos

  • QUADRATIC AND CUBIC EQUATIONS

    DISHA PUBLICATION|Exercise Test Yourself |15 Videos

Similar Questions

Explore conceptually related problems

Let (1+x^2^2)^2(1+x)^n = sum _(k=0)^(n+4)a_k x^k. If a_1,a_2,a_3 are in rithmetic progression find n.

If a_1,a_2,a_3,…….a_n are in Arithmetic Progression, whose common difference is an integer such that a_1=1,a_n=300 and n in[15,50] then (S_(n-4),a_(n-4)) is

If the lines x=k, k=1,2:…., n meet the line y=3x+4 at the points A_(k)(x_(k), y_(k)), k=1,2,….,n then the ordinate of the centre of Mean position of the points A_(k), k=1,2,…,n is

Let (1+x^2)^2 (1+x)^n= A_0 +A_1 x+A_2 x^2 + ...... If A_0, A_1, A_2,........ are in A.P. then the value of n is

Let (1 + x^2)^2 (1 + x)^n = A_0 +A_1 x+A_2 x^2 + ...... If A_0, A_1, A_2, are in A.P. then the value of n is

DISHA PUBLICATION-PROGRESSIONS-EXPERT LEVEL
  1. In a list of 7 integers, one integer, denoted as x is unknown. The oth...

    Text Solution

    |

  2. Let A1, A2,.......An be the n points on the straight-line y = px + q. ...

    Text Solution

    |

  3. Let A1, A2,.......An be the n points on the straight-line y = px + q. ...

    Text Solution

    |

  4. Let {An} be a unique sequence of positive integers satisfying the fol...

    Text Solution

    |

  5. If X = (a)/((1+r)) + (a)/((1+r)^2) + ….+ (a)/((1+r)^n), then what is t...

    Text Solution

    |

  6. Suppose a, b and c are in Arithmetic Progression and a^2, b^2, and c^2...

    Text Solution

    |

  7. In a nuclear power plant a technician is allowed an interval of maximu...

    Text Solution

    |

  8. If sum(r = 1)^(oo) (1)/((2r - 1)^2) = (pi^2)/(8) then the value of sum...

    Text Solution

    |

  9. The interior angles of a polygon are in A.P. If the smallest angle is ...

    Text Solution

    |

  10. The sum of the squares of three numbers is 138, while the sum of their...

    Text Solution

    |

  11. If A is the sum of the squares of the first n natural numbers (where n...

    Text Solution

    |

  12. If a, b and c are distinct positive real numbers and a^2 + b^2 + c^2 ...

    Text Solution

    |

  13. IF the 10th term of the sequence a, a-b, a-2b,a-3b …….is 20 and the 20...

    Text Solution

    |

  14. Two numbers A and B are such that their GM is 20% lower than their AM....

    Text Solution

    |

  15. If a, b, c, d, e, f are in A.P., then e – c is equal to

    Text Solution

    |

  16. If (a2 a3)/(a1 a4) = (a2 + a3)/(a1 + a4) = 3 ((a2 - a3)/(a1 - a4)) th...

    Text Solution

    |

  17. A number of saplings are lying at a place by the side of a straight ro...

    Text Solution

    |

  18. Consider the expression ((a^2 + a + 1)(b^2 + b + 1) (c^2 + c + 1)...

    Text Solution

    |

  19. a, b, c, d and e are integers .If a, b, c, d and e are geometric progr...

    Text Solution

    |

  20. Suppose a, x, y, z and b are in A.P. where x + y + z = 15, and a, alph...

    Text Solution

    |