中美战略博弈2018

一条高中英语试题,要解答的理由,As a rule,domestic servants doing odd jobs are paid______.A.by the hour B.by hour C.by an hour D.by hours 人教版小学六年级下册语文课本第63页拍一张照片给我（清晰一点） I hear (he） (have) a fever since last Wednesday.I hope he (get)better now.还有 V+sb+do+sth sb用宾格还是主格?第2个动词有人称变化吗?第1题 空白部分的要填括号里单词的适当形式 怎么填？ 几个高中的英语填空试题…在线等答案…If the staff__(更小心一点的话),the house wouldn't be on fire now.(careful)__(根据你所说的来判断),he could have completed the work ahead of time.(judge)try to use traveler's cheques 1.已知等比数列｛an｝中,设Sn为其前n项和,a1＋a3＝10,a4+a6=5/4,求其第4项及第5项和S5.2.设｛an｝、｛bn｝为正整数数列,其中an＝3n(n属于N*),b1＝1,b2＝2,且对任意的n≥2,有bn平方－1／bn－1(n－1放在下 哪里可以下载初一上册的语文课本谢谢怎么打印不了啊 初一上册语文课本冰心写的文章 初一上册的语文课本上的古诗忘了?谁会默?有十首哦1.观沧海 2.次北固山下 3.钱塘湖春行 4.天净沙 秋思 1.龟虽寿 2.过故人庄 3.题破山寺后禅院 4.闻王昌龄左迁龙标遥有此寄 5.夜雨寄北 6.泊秦 （a³+五分之一a²b+3）-二分之一（a²b-6） 求解高一数学题,过程1.已知f(x)=3|x|,求f(x)的单调区间2.已知已知f(x)=x^3+x,x∈R,判断f(x)的单调性并证明. 高一数学题求解题过程~~~~ 解不等式：2+3x-2x²＞0 高一数学啊,求解题过程 解不等式2x²+3x＞2 求函数y=x的5次方（x的3次方+2x+5） y=x平方分子1+x的根号,的导数 请写出详解 问6道英语选择题（ ）_____,his father got drunk and fell off his seat.A.One time B.In no time C.For some time D.At some time( )A smile of pleasure passed ____ her face.A.into B.in C.at D.across( )Which of the following is wrong?Tom stopped th 已知x²+3x-6=0,求x³+x²-12x+10的值 求解高一数学题要过程. 已知二次函数y=2x²+4x+1,x∈[-2,3],则值域是 已知f=2f-x^2+8x-8则当x=1时函数f切线的斜率是多少解答的第一步我就没看懂：因为f'=-2f'-x^2+8x-8所以x=1时……我的问题是f'=-2f'-x^2+8x-8中2f'前为什么有个负号 f(x)=alnx+(2a^2)/x 已知曲线y=f(x)在点(1,f(1))处的切线l斜率为2-3a,求实数a的值 讨论函数f(x)单调性 31 –Your sweater looks nice,is it ____ wool?--- Yes,and it’s ____ Inner Mongolia.A made of ,made by B made of ,made in C made by ,made for D made by ,made from32 –Did you go to Jim’s birthday party?--- No,I ____.A am not invited B wasn’t in 设函数f(x)=1/3ax³+1/2bx²+cx（c＜0）,其图像在点A（1,0）处的切线的斜率为0,则f(x)的单调递增区间是? 设函数f(x)=1/3ax³+1/2bx²+cx（c＜0）,其图像在点A（1,0）处的切线的斜率为0,则f(x)的单调递增区间是? 设函数f(x)=1/3ax^3+1/2bx^2+cx(a,b,c∈R,a≠0）的图像在[x,f(x)]处的切线的斜率为K(X)设函数f(x)=1/3ax^3+1/2bx^2+cx (a,b,c∈R,a≠0）的图像在x,f(x)处的切线的斜率为k(X),且函数g(X)=k(X)-X/2为偶函数若函数k(X)满 设函数f(x)=1/3ax^3+bx^2+cx(a 1.-Paul,I would like to have a talk with you at tea break.-_____Have what with me?A.Yes,please B.Sorry C.Thanks D.You are welcoe2.Jim____Alice for 20 years.A.married to B.has married C.has been married to D.is married to3._____ your help,we finished .1 ________,I couldn’t lift the box.A)As I might try B)Try as I might C)As try I mightD)Though try I might 2_________ ,I’ll love him all the same.　　A)He were rich or poor 　　B)Be he rich or poor 　　C)Being rich or poor 　　D)Were he r f(x)=1/3ax^3+bx^2+cx(a 求由方程y=1+xe^y(e的y次方)所确定的隐函数y=f(x)的导数y'(0). 已知函数f（x）=x^3的切线斜率等于1,其切线有几条 已知函数f(x)=x^3-6ax+8在x=1处的切线斜率为-3.(1)求实数a的值;(2)求函数f(x)的单调区间;(3)求函数f(x)在区间[-2,2]上的最大值与最小值.在线等答案!会几问写几问`谢谢大家!~~