相关知识点: 试题来源: 解析 C If a=4c, c=re, and a=5e, then substituting the second equation into the first equation gives a=4re. Since a=4re=5e and e≠q0, the coefficients of e must be equal, so 4r=5 and r=54.反馈 收藏 ...
If , what is the value of r? (1) r2=625 (2) t/s=5 正确答案:D相关知识点: 试题来源: 解析 解析:Statement (1) tells us that r=25 or -25, but when you look at the question stem, the radical sign for r is present, which only allows for a positive root. So . Therefo...
What is the value of r in the equation 4r - 8 = 5r + 12? Solving Equations: Solving an equation has to focus systematically on simplifying it. To do so, it is recommended that it be done in stages in which we achieve the grouping of terms, and apply the operations on bot...
What is the value of? (1) p = 1 (2) r = 1 选项: 答案: A Data Sufficiency 提问 最新 问个问题 我想问: 提交 最热提问 [Issue Essay]Analytical!... [Issue Essay]Analytical!... [Issue Essay]Analytical!... [Issue Essay]Analytical!... [Issue Essay]Analytical!... [Issue Ess...
Class 12 CHEMISTRY For a reaction, the activation energy is... For a reaction, the activation energy is zero. What is the value of rate constant at 300 K if k = 1.6 × 10 6 s - 1 at 280 K ( R = 8.31 J K - 1 m o l - 1 ) ? Video Solution Struggling with Chemical ...
百度试题 结果1 题目The fractior (20) is equal to 0.8. What is the value of n? ( ) A. 4 B. 8 C. 12 D. 16 相关知识点: 试题来源: 解析 D (20)=0.8Multiply by 20: n= 0.8(20)= 16反馈 收藏
搜索智能精选题目 What is the value of the product. (1+11)⋅(1+12)⋅(1+13)⋅(1+14)⋅(1+15)⋅(1+16)?( ).(2018 AMC 8 Problem, Question #2) A.76 B.43 C.72 D.7 E.8答案D
,what is the value of 3◆(4◆5)( ). A. −9B. −3C. 0D. 3相关知识点: 试题来源: 解析 B r◆s means r2−2s,so 3◆(4◆5)=3◆(42−2×5)=3◆6=(32−2×6)=−3. 如果r◆s等于r2−2s,那么3◆(4◆5)的值是多少( ). A.−9 B.−3 C.0 D.3 3◆(...
What is the closest value of ratio of the number of A in set I to the number of A in set II? A.1:1 B.1:2 C.1:3 D.1:4 E.1:5 显示答案 登录后才可以添加做题笔记哦,还没有账号? 马上注册 KMF 解析 网友解析 题目数据 收起 暂无解析 以上解析由 考满分老师提供。 题目讨...
A prvalue (“pure” rvalue) is an rvalue that is not an xvalue. [Example: The result of calling a function whose return type is not a reference is a prvalue] The document in question is a great reference for this question, because it shows the exact changes in the standard that...