二、1. Yes. /Yes, it does. 2. No. /No, it doesn't. 3. Prove. 4. To make sure you understand what was being asked. 5. By reading the question again and your answer, thinking about the question and making sure your final answer is neat and easy to read. 反馈 收藏
Justify your answer.(i) sin(A+B)=sinB(ii) The value of sin 0 increases as 0 increases.(iii) The value of cos 8 increases as 0 increases.(iv) sin 0 = cos 0 for all values of 0.(v) cot A is not defined for A = 0°. ...
准备好解释和证明你的答案。
? Justify your answer.and examine units
Momentum: 1. Define momentum. 2. Does a ball thrown upward lose momentum as it rises? Justify your answer. 3. Is momentum a vector or a scalar property? What determines the direction? 4. Since momentum is based on the same concepts as Newton’s laws, why do we find it necessary (and...
(i) FalseAs 3∈(2,3,4,5),3∈(3,6)⇒(2,3,4,5)∩\(3,6\)=\(3\)(ii) FalseAs a∈\(a,e,i,o,u\),a∈\(a,b,c,d\)⇒\(a,e,i,0,u\)∩\(a,b,c,d\)=\(a\)(iii) TrueAs (2,6,10,14)∩\(3,7,11,15\)=\varnothing(iv) TrueAs (2,6,10)∩\(3,7,11\...
Is it true that for any sets Aand B, P (A) ∪P (B) =P (A ∪ B)? Justify your answer. 相关知识点: 试题来源: 解析 Solution:FalseLet A={0,1} and B={1,2}∴A∪B={0,1,2}P(A)={Φ,{0},{1},{0,1}}P(B)={Φ,{1},{2},{1,2}}P(A ∪ B)={φ,{0},{1...
Justify your answer. cos(u +- v) = cos u +- cos v. Determine whether the statement is true or false given that f (x) = ln x, where x > 0. Justify your answer. [f(x)]^n = n f(x) Determine whether the statement is true or false. Jus...
Justify your answer. A5 has 120 elements. Symmetric Group: The group Sn is the group of all possible permutations of n symbols. As the number of permutation with n symbols is n!, order of Sn is n!. For example: S3={a,b,c|a2=b2=c3=abc=e} is a symmetric group of 3 ...
aOnly care for you in this life a Only care for you in this life a[translate] a What is the Incorm that is most importer friendly? Least importer friendly? Justify your answer. 的Incorm是什么是多数进口商友好的? 最少进口商友好? 辩解您的答复。[translate]...