n is i+2i2+3i3+⋯+nin=48+49i?( ) Note: here i=√−1. A.24 B.48 C.49 D.97 E.98相关知识点: 试题来源: 解析 D 结果一 题目 2009−AMC12A−15For what value of n is i+2i2+3i3+⋯+nin=48+49i?( )Note: here i=√−1.A.24B.48C.49D.97E.98 答案 D相关推荐 ...
俩人短短的对话中,出现了3个不同的表示“跟踪”的动词:第1集出现的 tail (本意是尾巴,做动词表示尾随)trail本意是留下的痕迹,比如车轮胎印,或者足迹;做动词就表示跟着这条痕迹走,也表示追踪。第3个是常见的follow,跟着某人。三个表达可以互相替换,都表示“跟踪”。4 从莫逆之交到一拍两散第3集中出现了好几...
1. What is the date today?2. I was born in March.3. He can’t have a birthday every year.4. I will make a cake for you.[解析]略 结果三 题目 【题目】连词成句。1. is, the, what, today, date, ?2. born, I, in, was, March, .3. every, can't, birthday, he, year, ha...
what i neeo to do what i should have sa what im tryna say what if i what if our love it n what if today is as g what is a force what is a simulation what is brighter than what is fanily what is fixed price s what is forgiveness what is he like what is language for what is...
what are you looking what are you what becomes of the b what call prandial co what can a kangaroo d what can i do im just what can i say someth what cha gonna do whe what challenges are f what child is this - what children have to what color is the sky what day is teachers ...
Download SQL Server 2022 Reporting Services from the Microsoft Download Center, and then install Reporting Services. Looking for Power BI Report Server? See What is Power BI Report Server? Create, deploy, and manage reports SSRS makes it easy to deliver the right information to the right users....
5G is the fifth generation of cellular networks. Up to 100 times faster than 4G, 5G is creating never-before-seen opportunities for people and businesses.
网络这是我应该做的 网络释义 1. 这是我应该做的 谁知道thanks for... ... You are being too kind 你太客气了This is what I should do这是我应该做的You're welcome 不用谢 ... zhidao.baidu.com|基于20个网页
What is the most essential issue for improving educational quality? __ A.It’s a good idea.B.Yes, we have to improve educational quality.C.It is essential to make sure that every student learns.相关知识点: 试题来源: 解析 C 反馈 收藏 ...
What is the value of n ?() (1) n4=256 (2) n3>n2A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ...