Home
Class 11
MATHS
Find the sum of the first n terms of the...

Find the sum of the first n terms of the series whose nth term is `n(n+3)`.

Promotional Banner

Topper's Solved these Questions

  • MATHEMATICAL REASONING

    MAXIMUM PUBLICATION|Exercise EXAMPLE|74 Videos

  • MODEL PAPER 20

    MAXIMUM PUBLICATION|Exercise EXAMPLE|39 Videos

Similar Questions

Explore conceptually related problems

Find the sum to n terms of the series whose n^(th) term is n^3-3^n

Find the sum to n terms of the series whose n^(th) term is n(n+1)(n+4)

Find the sum to n terms of the series whose n^(th) term is n^2+2^n

Find the sum to n terms of the series whose n^(th) term is (2n-1)^2

Find the sum to n terms of the series whose n^(th) term is 2n^3+3n^2-1

Find the sum of first 24 terms of the list of numbers whose nth term is given by a_n =3+2n.

Find the sum of n terms of the series 7+77+777+..

Find the sum of the first n-terms of the series. 2+22+222+…..

Find the sum to n terms of the series whose n^ (th) terms is given by n^2+2^n

Find the sum of the first n terms of the series : 3+7+13+21+31+. . .

MAXIMUM PUBLICATION-MODEL PAPER 18-EXAMPLE
  1. Consider a point A (3,2,-1) in space.If B (1,2,3) is another point in ...

    Text Solution

    |

  2. Write the contrapositive of the statement.p: If a triangle is equilate...

    Text Solution

    |

  3. Verify by method of contradiction: 'sqrt3 is irrational.

    Text Solution

    |

  4. If A={a,b} write AtimesAtimesA.

    Text Solution

    |

  5. If R={(x,x^3):x is a prime number less than 10}. Write R in roster for...

    Text Solution

    |

  6. Find the domain and range of the real function f(x)=2+sqrt(x-1)

    Text Solution

    |

  7. The minute hand of a watch is 3cm long. How far does its tip move in 4...

    Text Solution

    |

  8. Solve sin2x-sin4x+sin6x=0

    Text Solution

    |

  9. Find the sum of all 3 digit numbers which are multiple of 5.

    Text Solution

    |

  10. How many terms of GP 3,3^2,3^3,..... are needed to give the sum 120?

    Text Solution

    |

  11. Find the sum of the first n terms of the series whose nth term is n(n+...

    Text Solution

    |

  12. Expand using binomial theorem, (x/3+1/x)^5.

    Text Solution

    |

  13. Find (a+b)^4-(a-b)^4.

    Text Solution

    |

  14. evaluate (sqrt3+sqrt2)^4-(sqrt3-sqrt2)^4

    Text Solution

    |

  15. Find the derivative of y=1/x from the first principle.

    Text Solution

    |

  16. Differentiate f(x)=cosx/(1+sinx) with respect to x.

    Text Solution

    |

  17. Calculate the mean deviation about median for the following data: .

    Text Solution

    |

  18. Consider a bag containing 3 red balls and 2 black balls which are iden...

    Text Solution

    |

  19. Consider a bag containing 3 red balls and 2 black balls which are iden...

    Text Solution

    |

  20. Consider a bag containing 3 red balls and 2 black balls which are iden...

    Text Solution

    |