Home
Class 10
MATHS
Justify whether it is true to say that t...

Justify whether it is true to say that the following are the nth terms of an AP.
(i) `2n-3 " " ` (ii) `3n^(2)+5 " " ` (iii) `1+n+n^(2)`

Promotional Banner

Topper's Solved these Questions

  • ARITHMETIC PROGRESSIONS

    OSWAL PUBLICATION|Exercise NCERT EXAMPLAR (EXERCISE-5.3)|43 Videos

  • ARITHMETIC PROGRESSIONS

    OSWAL PUBLICATION|Exercise NCERT EXAMPLAR (EXERCISE-5.4)|12 Videos

  • ARITHMETIC PROGRESSIONS

    OSWAL PUBLICATION|Exercise NCERT EXAMPLAR (EXERCISE-5.1)|19 Videos

  • ARITHMETIC PROGRESSION

    OSWAL PUBLICATION|Exercise SELF -ASSESSMENT |22 Videos

  • C.B.S.E 2020 CLASS -X (DELHI)

    OSWAL PUBLICATION|Exercise DELHI SET -III ( SECTION- D ) |1 Videos

Similar Questions

Explore conceptually related problems

Which of the following can be the nth term of an AP ? 4n+3,3n^(2)+5,n^(3)+1 give reason

Write the Ap in each of the following sequences whose nth terms are: 2^(n)

Justify whether it is true to say that -1, (-3)/(2), -2, (5)/(2), … Forms an AP as a_(2)-a_(1)=a_(3)-a_(2) .

Write the first four terms of each of the following sequence whose nth terms are (i) 2^(n) (ii) n/(n+1) (iii) n^(2)-16 (iv) (3^(n))/(2^(n)+1) (v) (n+4)/(n+1) (vi) log(1+1/n)

Write the first five terms of each of the following sequences whose nth term is a_(n)=(3n-2)/(5)

Find te rth term of an AP sum of whose first n terms is 2n+3n^(2).

Find the sum of the first n terms of the series whose nth term is (i) n(n+3) (ii) 3n^(2)+5 (iii) n^(2)+2^(n)

Write the first five terms of each of the following sequences whose nth terms are: (i) a_(n)=2n+5 (ii) a_(n)=n(n+2) (iii) a_(n)=(n-3)/4 (iv) a_(n)=n/(n+1) (v) a_(n)=(n(n^(2)+5))/4

Write the first three terms of the following sequences whose nth terms are given by a_(n)=(n(n-2))/(3)

If the sum of n terms of an A.P is 2n+3n^(2) , find the r^(th) term

OSWAL PUBLICATION-ARITHMETIC PROGRESSIONS -NCERT EXAMPLAR (EXERCISE-5.2)
  1. Which of the following form an A.P. ? Justify your answer. -1,-1,-1,...

    Text Solution

    |

  2. Which of the following form an A.P. ? Justify your answer. 0,2,0,2,....

    Text Solution

    |

  3. Which of the following form an A.P. ? Justify your answer. 1,1,2,2,3...

    Text Solution

    |

  4. Which of the following form an A.P. ? Justify your answer. 11,22,33,...

    Text Solution

    |

  5. Which of the following form an A.P. ? Justify your answer. (1)/(2), ...

    Text Solution

    |

  6. Which of the following form an A.P. ? Justify your answer. 2,2 ^(2) ...

    Text Solution

    |

  7. Which of the following form an A.P. ? Justify your answer. sqrt3, sq...

    Text Solution

    |

  8. Justify whether it is true to say that -1, (-3)/(2), -2, (5)/(2), … ...

    Text Solution

    |

  9. For the AP -3, -7, -11, … can we find directly a(30)-a(20) without ac...

    Text Solution

    |

  10. Two A.P.'s have the same common difference. The first term of one A.P....

    Text Solution

    |

  11. Two A.P have the same common difference. The first term of one A.P is ...

    Text Solution

    |

  12. Is 0 a term of the AP 31, 28, 25, …? Justify your answer.

    Text Solution

    |

  13. The taxi fare after each km, when the fare is Rs 15 for the first km a...

    Text Solution

    |

  14. In which of the following situations, do the lists of numbers involved...

    Text Solution

    |

  15. In which of the following situations, do the lists of numbers involved...

    Text Solution

    |

  16. In which of the following situations, do the lists of numbers involved...

    Text Solution

    |

  17. In which of the following situations, do the lists of numbers involved...

    Text Solution

    |

  18. Justify whether it is true to say that the following are the nth terms...

    Text Solution

    |

  19. Justify whether it is true to say that the following are the nth terms...

    Text Solution

    |

  20. Justify whether it is true to say that the following are the nth terms...

    Text Solution

    |