(i.e. a decimal number with an infinite series of 9s), there is no end to the number of 9s. You cannot say "but what happens if it ends in an 8?", because it simply does not end. (This is why 0.999... equals 1). AAAA... An infinite series of "A"s followed by a "B"...
百度试题 结果1 题目What is the sum of the infinite series?1+0.5+0.25+0.125+0.0625+…? 相关知识点: 试题来源: 解析 1+1/2+1/4+1/8+……= 2- 1/n(n趋近正无穷)=2.反馈 收藏
Infinite series: A series with an infinite number of terms is called an infinite series. Example: 1+12+14+18+⋯⋯ This is a geometric series of the form an=12n Then the series is: 1+12+14+18+⋯⋯=∑i=1∞12n=11-12=2∵sumofinfiniteGP=a1-r,a=firstterm,r=commonratio Sugg...
百度试题 结果1 题目What is the sum of the infinite geometric series? ( )∑limits _(n=1)^(∞ )(-144)( 12)^(n-1) A. -288 B. -216 C. -144 D. -72 相关知识点: 试题来源: 解析 A 反馈 收藏
(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+...
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At the core of Fandom is our network of fan-curated wikis—a one-stop shop for fans of all types to explore and discuss their favorite stories, characters, and lore. 0K Fan Communities From Halo Infinite to Hulu Originals, Game of Thrones to Golden Girls, fan communities have united to ...
As a result, it is strongly advised that more optional courses should be set up for senior high students to choose, in addition to their required classes. 11. 选修课 虽然大多数高中课程都是必修课,但有一种趋势是,越来越多的学校开始为学生...
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A good would need to have numeroussubstitutesto experience perfectly elastic demand. A perfectly elastic demand curve is depicted as a horizontal line because any change in price causes an infinite change in the quantity demanded. The inelasticity of a good or service plays a significant role in ...