百度试题 结果1 题目Given that a,b,c are not equal to 0, and a+b+c=0. Suppose that x=|a|b+c+|b|c+a+|c|a+b,y=(a+b)(b+c)(c+a)|abc|. Find the value of x2+y2+xy. 相关知识点: 试题来源: 解析 1 反馈 收藏
百度试题 题目Given that可以用来引导___从句? A.原因状语B.条件状语C.同位语D.主语E.定语相关知识点: 试题来源: 解析 A,B 反馈 收藏
故选B.(2)C.细节理解题。根据 He said that China isn't competing with other countries,but to peacefully explore the universe.可知他说,中国不是在与其他国家竞争,而是在和平探索宇宙。故选C.(3)D.细节理解题。根据 "It's amazing that another nation has launched a probe for Mars," said Katarina...
2.用于given(that)…是从属连词,意为“如果,假设”。3.用作give的过去分词,引出过去分词短语作状语。 given用法 一、given用作形容词,意为“特定的”。例如: In a given situation, more than one of these methods may be used.在特定的情况下,这些方法中不止一种可以使用。 二、given用作介词,意为“...
consecutive odd numbers 连续的奇数 value(mathematics 数) number or quantity represented by a letter 值; 数值 b的三次方=1331 b就是11 a是9，c是13 ac=117 b
Given that A=a+b, B=a−b, C=ab, D=b2, when a=5, b=1, calculate: A+B. C2−2D. 相关知识点: 试题来源: 解析 (1) 10. (2) 23. (1) a=5, b=1, therefore, A=5+1=6, B=5−1=4, C=5×1=5, D=1×1=1, A+B=6+4=10. (2) C2−2D=5×5−2×...
If a* b= b* c, show that a+ c=λ b for some scalar λ. 相关知识点: 试题来源: 解析 If a* b= b* cThen b* c- a* b=0 b* c+ b* a=0Therefore b* ( a+ c)=0So a+ c must be parallel to bTherefore a+ c=λ b for some scalar λ Use the anticommutative property...
I will beat you in this contest -- that is a given. 我会在比赛中打败你,这是肯定的。 The concept is taken as a given in social studies. 在社会学研究中,这个概念被认为是真理。 (4)given 作介词(prep),表示“考虑...
a,b,c,d are positive real numbers with altbltcltd" " "………(A)" According to the question, a,b,c,d are in AP. implies b=a+alpha,c=a+2alpha and d=a+3alpha" " "………..(i)" alpha be the common difference and a,b,c,d are in GP. implies b
Given that {eq}a \times b = < 0, -1, 1 > {/eq} and {eq}a \cdot b = -2 {/eq}. Assume that {eq}\theta {/eq} is the angle between a and b. Find {eq}\frac{1}{\tan \theta} \frac{2}{\theta} {/eq}. Cross Product...