Home
Class 11
MATHS
For what value of n,(a^(n+1)+b^(n+1))/(a...

For what value of n,`(a^(n+1)+b^(n+1))/(a^n+b^n)` is the arithmetic mean of a and b?

Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER 7

    OSWAAL PUBLICATION|Exercise EXERCISE|57 Videos

  • SOLVED PAPER 2016-1

    OSWAAL PUBLICATION|Exercise EXERCISE|58 Videos

Similar Questions

Explore conceptually related problems

Find the value of n so that (a^(n+1)+b^(n+1))/(a^(n)+b^n) may be the geometric mean between a and b.

The value of n for which ( a ^(n+1) +b^(n+1))/( a^(n) + b^(n)) is the A.M. between a and b is :

The value of (a+i b)^(m / n)+(a-i b)^(m / n) is equal to

The value of lim_(nto oo)(a^(n)+b^(n))/(a^(n)-b^(n)), (where agtbgt1 is

The value of sum_(n=1)^(10) n is:

The value of sum_(r=1)^(n) log ((a^(r ))/( b^(r-1))) is :

The value of a^((log_b(log_b N))/(log_b a)), is

If (a^(n)+b^(n))/(a^(n-1)+b^(n-1)) is an G.M between a and b then the value of n is

If the arithmetic mean of a_(1),a_(2),a_(3),"........"a_(n) is a and b_(1),b_(2),b_(3),"........"b_(n) have the arithmetic mean b and a_(i)+b_(i)=1 for i=1,2,3,"……."n, prove that sum_(i=1)^(n)(a_(i)-a)^(2)+sum_(i=1)^(n)a_(i)b_(i)=nab .

Let A=[(0,1),(0,0) ] show that (a I+b A)^n=a^n I+n a^(n-1)b A , where I is the identity matrix of order 2 and n in N .

OSWAAL PUBLICATION-SAMPLE PAPER 8-EXERCISE
  1. If (z-1)/(z+1) is purely imaginary, then |z|=

    Text Solution

    |

  2. Find the term independent of x in the expansion of (3x^2-1/(2x^3))^10.

    Text Solution

    |

  3. For what value of n,(a^(n+1)+b^(n+1))/(a^n+b^n) is the arithmetic mean...

    Text Solution

    |

  4. In a class of 100 students 60 drinks tea. 50 drink coffee and 30 drink...

    Text Solution

    |

  5. In a class of 100 students 60 drinks tea. 50 drink coffee and 30 drink...

    Text Solution

    |

  6. Find the derivative of function x^n with respect to 'x' from first pri...

    Text Solution

    |

  7. Find the co-ordinate of the focus ,equation of the directrix and lengt...

    Text Solution

    |

  8. Insert 6 numbers between 3 and 24 so that the resulting sequence is an...

    Text Solution

    |

  9. Verify by the method of contradiction that sqrt 11 is irrational.

    Text Solution

    |

  10. 4 persons are selected at random from a group of 3 men , 2 women and...

    Text Solution

    |

  11. 4 persons are selected at random from a group of 3 men , 2 women and...

    Text Solution

    |

  12. Defiine a polynimial function.If the function from f:R rarr R is defin...

    Text Solution

    |

  13. Prove that by using the principle of mathematical induction for all n...

    Text Solution

    |

  14. A box contains 5 different red and 6 different white balls.In how many...

    Text Solution

    |

  15. Using binomial theorem. Prove that 6^n-5n always leaves remainder 1 wh...

    Text Solution

    |

  16. Derive a formula for the angle between two lines with slope m1 and m2....

    Text Solution

    |

  17. If A+B+C=pi prove that "tan"A/2"tan"B/2+"tan"B/2"tan"C/2+"tan"C/2"tan"...

    Text Solution

    |

  18. Find the sum of 'n' terms of 1.2 +2.3+3.4+4.5+……

    Text Solution

    |

  19. Derive the equation of the ellipse in the form (x^(2))/(a^(2))+(y^(2))...

    Text Solution

    |

  20. Differentiate the following function with respect to 'x':(sin x+cos x)...

    Text Solution

    |