Home
Class 12
MATHS
The AM of 1,2,4,8 …… 2^(n) is...

The AM of 1,2,4,8 …… `2^(n)` is

A

`(2^(n)-1)/(n)`

B

`(2^(n+1)-1)/(n+1)`

C

`(2^(n)+1)/(n)`

D

`(2^(n)-1)/(n+1)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|40 Videos

  • STATISTICS

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|40 Videos

  • SETS

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|21 Videos

  • STRAIGHT LINES

    NEW JOYTHI PUBLICATION|Exercise QUESTIONS FROM COMPETITIVE EXAMS|122 Videos

Similar Questions

Explore conceptually related problems

The A.M. of the series 1, 2, 4, 8, 16,.....,2^n is -

Calculate the volume of 1.5 N H_2SO_4 is completely neturalized by 35.8 mL of 2.5 N NaOH

The AM of the nnumbers x_(1),x_(2)......x_(n) is M. If x_(1) is replaced by x then the new AM is

If U={x:x inNN,xle10} , A = {2, 3, 4, 8, 10} and B = {1, 2, 5, 8, 10}, then verify that n(AcupB)=n(A)+n(B)-n(AcapB)

If m is the A.M. of two distinct real numbers l and n""(""l ,""n"">""1) and G1, G2 and G3 are three geometric means between l and n, then G1 4+2G2 4+G3 4 equals, (1) 4l^2 mn (2) 4l^m^2 mn (3) 4l m n^2 (4) 4l^2m^2n^2

Prove by mathematical induction 4 + 8 + 12 +... 4n = 2n(n + 1).

The remainder left out when 8^(2n)""(62)^(2n+1) is divided by 9 is (1) 0 (2) 2 (3) 7 (4) 8

If A= {1, 2, 3, 4, 5), B= {2.4.6.8} then find n(A cup B).

if m is the AM of two distinct real number l and n and G_1,G_2 and G_3 are three geometric means between l and n , then (G_1^4 + G_2^4 +G_3^4 ) equals to

Prove that (1 + i)^(n) + (1 - i)^(n) = 2^((n + 2)/(2)) cos (n pi)/(4)

NEW JOYTHI PUBLICATION-STATISTICS-EXSERCISE
  1. If the S.D of 0,1,2,….9 is a, then the S.D of 10,11,12,…. 19 is

    Text Solution

    |

  2. The mode of the obeservations 3,5,1,7,9,1,12 is

    Text Solution

    |

  3. The AM of 1,2,4,8 …… 2^(n) is

    Text Solution

    |

  4. If a variable takes the values 0,1,2,…. N with frequencies 1,""^(n)C(1...

    Text Solution

    |

  5. The GM of 2, 2^(2),2^(3).......2^(n) is

    Text Solution

    |

  6. The mean mark in statistics of 100 students in a class was 72. The mea...

    Text Solution

    |

  7. The AM of the nnumbers x(1),x(2)......x(n) is M. If x(1) is replaced b...

    Text Solution

    |

  8. The MD from the median for the observed values -1,0,4 is

    Text Solution

    |

  9. If each observation of a raw data whose variance sigma^(2) is multipli...

    Text Solution

    |

  10. If each observation of a new data where variance is sigma^(2) increas...

    Text Solution

    |

  11. M.D for the observations a,a +d,a +2d, ……., a +2nd is

    Text Solution

    |

  12. The sum of squares of deviations of 10 observations taken from the mea...

    Text Solution

    |

  13. The median and S.D of a distribution are 20 and 4 respectively . If ea...

    Text Solution

    |

  14. If the S.D of a variate x is sigma , then the S.D of (ax+b)/(c ) where...

    Text Solution

    |

  15. If the S.D of x(1),x(2),x(3),........x(n) is 6, then the S.D of -x(1),...

    Text Solution

    |

  16. The S.D for the set of the first 'n' natural numbers is

    Text Solution

    |

  17. The standard deviation of the numbers 31,32,33, ……., 46,47 is

    Text Solution

    |

  18. The standard deviation of 3,7,11,15,19,23,27,31,35,39 is

    Text Solution

    |

  19. The variance of the population of the observation 100,101,102,103,99 i...

    Text Solution

    |

  20. The mean deviation of the first 19 natural numbers about the median is

    Text Solution

    |