Geometric progression

Fin the sum of the series 1+2+4+8+....to 12 terms.

  1. 👍
  2. 👎
  3. 👁

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    The sum of the first 20 terms of an arithmetic series is identical to the sum of the first 22 terms. If the common difference is -2, find the first term.

  2. algebra

    find the sum of the following arithmetic series and write in summation notation a. 4, 11, ... to 16 terms b. 19, 13, ... to 10 terms thank you so much!

  3. math

    The sum of the first 5 terms of an arithmetic series is 70. The sum of the first 10 terms of this arithmetic series is 210. What is the first term of the series?

  4. math

    5. In a geometric sequence, the sum of the first five terms is 44 and the sum of the next five terms is -11/8. Find the common ratio and first term of the series.

  1. math

    in a geometric series t1=23,t3=92 and the sum of all of the terms of the series is 62 813. how many terms are in the series?

  2. algebra

    consider the infinite geometric series n=1 -4(1/3)^n-1 . i need help with writing the first four terms of the series and finding the sum if it has a sum.

  3. Math

    How do we find the sum of n terms of the series, 1+(4/7)+(7/49)+(10/343)+..... I know that it can be written as a combination of an arithmetic and geometric progression. 1=(4+3r)/(7^m) ; (r=-1 , m=0) 4/7=(4+3r)/(7^m) ;(r=0,m=1)

  4. Math question

    In an arithmetic series, the 15th term is 43 and the sum of the first 15 terms is 120. Add the first 20 terms of the series.

  1. math

    An arithmetic series is such that the 10th term is 40 and the sum of the first 10 terms is 265. Find the sum of the first 20 terms.

  2. MATH

    THE FIRST AND LAST TERMS OF AN ARITHMETIC SERIES IS 5 AND 61 RESPECTIVELY WHILE THE SUM OF ALL THE TERMS IS 957. DETERMINE THE NUMBER OF TERMS IN THE SERIES.

  3. arithmetic

    In an arithmetic series, the terms of the series are equally spread out. For example, in 1 + 5 + 9 + 13 + 17, consecutive terms are 4 apart. If the first term in an arithmetic series is 3, the last term is 136, and the sum is

  4. math

    The sum of the first 9 terms of an arithmetic series is 144, and the sum of the first 14 terms is 329. Find the first 4 terms of the series.

You can view more similar questions or ask a new question.