Math/Pre Cal

Find the sum of the geometric series 128-64+32-______to 8 terms .

  1. 👍 0
  2. 👎 0
  3. 👁 61

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math/Pre Cal

    Find the sum of the geometric series 128-64+32-______to 8 terms .

    asked by Robo123 on December 10, 2010
  2. math

    1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1

    asked by Jon on December 12, 2007
  3. Algebra

    Use the geometric sequence of numbers 1, 1/3, 1/9, 1/27… to find the following: Using the formula for the sum of the first n terms of a geometric series, what is the sum of the first 10 terms? Carry all calculations to 6

    asked by Gina on October 29, 2006
  4. Math - Geometric Series

    Find the sum of the geometric series 128 - 64 + 32 - . . . to 8 terms. a) 85 b) 225 c) 86 d) 85/2 e) not possible

    asked by Robo123 on December 11, 2010
  5. CALC II

    Determine the convergence of the following series using the nth-partial sum or geometric series formula. The sum of n=1 to inifitiy 1/(9n^2+3n-2) How do I start? I'm guessing I should factor out the denominator but whats after

    asked by Ace on June 18, 2007
  6. Math....Please help I have a deadline for tonight!

    Use the geometric sequence of numbers 1, 1/3, 1/9 , 1/27… to find the following: b) Using the formula for the sum of the first n terms of a geometric series, what is the sum of the first 10 terms? Carry all calculations to 6

    asked by Vianna on November 4, 2006
  7. arithmetic

    1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term

    asked by kartik hans on May 24, 2014
  8. arithmetic

    1. The first and last term of an A.P are, a and l respectively, show that the sum of nth term from the beginning and nth term from the end is a + l. 2. If mth term of an A.P be 1/n and nth term be 1/m, then show that its mnth term

    asked by kartik hans on May 23, 2014
  9. Math *URGENT

    Please give the answers and solutions for each. 1.If the second term is 2 and the seventh term of a geometric sequence is 64, find the 12th term. 2. Which term if the geometric sequence 18,54,162,486,... is 3,188,646? 3. Determine

    asked by Aliza on December 20, 2012
  10. Arithmetic

    A geometric series has a positive common ratio of r. The series has a sum to infinity of 9 and the sum of the first two terms is 5. Find the first four terms of the series.

    asked by samuel on November 25, 2017

More Similar Questions