The sum of series calculator helps you find the sum of an arithmetic or geometric series. Using this tool, you can also find the sum of an infinite geometric series.
Learn how to use the sum of an infinite geometric series formula and how to evaluate infinite geometric series. See various infinite geometric...
解析 The sequence is not geometric or arithmetic because there is no common difference or common ratio between each term. Not a Geometric or Arithmetic Sequence The series given is not geometric. Therefore, the infinite sum cannot be calculated. No solution...
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(A) 1/2 (B)1 (C) 3/2 (D)2 (E)5/2 相关知识点: 试题来源: 解析选A 1/2 :此无限等比数列求和公式为S∞=a1/(1-q) ,a1是首项,q是公比 所以代入数值后得 S∞=(1/4)/(1-1/2)=1/2 即为此等比数列的总和. 故选A 1/2 【此题的英文翻译】无穷等比数列 1/4+1/8+1/16+1/32+...
The sum of an infinite geometric series is of the form: S=a11−r where a1 is the first term and r is the ratio whose absolute value is less than 1. We know that the second term is the first term multiplied by the ratio. In other words: a1⋅r=1a1=1r Thus, the sum is the...
Find the sum of the infinite geometric series.∑_(n=1)^∞(1/4)^n Write your answer as an integer or a fraction in simplest form. 相关知识点: 试题来源: 解析 n=1F(1/4)^n +[1/4+(1/4)^2+(1/4)^3+⋯] 3/4[1+1/4+1/(4^2)+1/(4^3)+⋯-J] 3/4*1/(1-1/4)...
百度试题 结果1 题目 For the following exercises, find the sum of the infinite geometric series.∑_(n=1)^∞4.6⋅0.5^(n-1) 相关知识点: 试题来源: 解析 S=9.2 反馈 收藏
Determine the sum of the infinite geometric series;800+300+225/2+...不懂 是算什麽的最大值啊?怎麽算?和 相关知识点: 试题来源: 解析 求无穷等比数列的和这里a1=800,q=3/8,项数n为无穷大用等比数列求和公式Sn=a1(1-q^n)/(1-q) 代入整理得Sn=1280(1-n*3^n/8^n)当n趋于无穷大时,n*3^n...
The formula for the sum of an infinite geometric series follows:for |r|1,s=(|a_1)/(1-r)|What is the sum for the following infinite series?8+4+2+1+1/2+ OA:16Strike ResetOB(15)/2Stike ResetOCStrike ResetD8Strike Reset 相关知识点: 试题来源: 解析 8+4+2+1+1/2+⋯ [OMm...