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求人教版高中数学B版必修1第二章 函数 的本章小结答案本章小结后面有个巩固与提高! 1.We should keep our reading room___.A.quietly B.quiet c.silent D.silently选D,为什么不可以选c?2.The goverment should stop factories_____producing unhealthy gases.A.by B.in C.with D.from选D,为什么? 英语翻译 英语翻译 1 “Hi,Maria.I was in the neighbourhood,so I thought i 'd drop by.”中“I 'd drop 2 I first Met Hunter two years ago when we() at Zhejiang University together.A have worked B were working C had been working D had worked.这里我觉得CD都可以 求大神帮我看看我这篇关于英雄联盟的英语升级演讲PPT有没有什么语法错误或者那些单词错误Good afternoon,everyone.Welcome to my presentation my name is lin.First i will ask a question.what would you do when you stay a 新定义运算:对于任何数,规定x⊙y=x×6-y.(1)已知x⊙x=35,求x.(2)6⊙x=35 一道物理题 第三题 求解 九年级物理 求解给好评 (1)(2)(3)题 定义新运算x*y=ax+y+xy,并且1*2=2*1,计算(3*2)+(3*4)五年级 帮忙解一道大学物理题4、质量为m的小孩站在半径为R的水平平台边缘上.平台可以绕通过其中心的竖直光滑固定轴自由转动,转动惯量为J.平台和小孩开始时均静止.当小孩突然以相对于地 解一道大学物理题地面上竖直竖立一高20米的旗杆,已知正午时分太阳在旗杆的正上方,求在下午2:00时,杆顶在地面上影子速度的大小?在何时刻杆影将伸展至20米? 大学物理看看有会的吗.第三题.求正解 2.3题 第2.3题 0.3÷0.5=x﹢1÷2x﹣1 600k+b=400700k+b=300求k,b (1)6又1/3—(X+1.3)=2又1/3(2)X-(2.75+3又2/3)=17又1/16 essay求英语大神修改一下!Thesis: Is Paia a better choice for Luba than Lachance? Paia is a better choice for Luba than Lanchance.Luba is the only girl of Dominescu family,she is one of the main characters in the novel “Foreigners”. Af 将方程x-4y=5变形为含有y的式子表示x,分别求y=-1和y=0.5时相应的x的值 求物理学霸解释一下这道题,第7题 1.2.3.4题, 求质量and速度 解方程,求质量和速度 英语题!在线等~ 求速度and质量~(1)及_字母在开音节;(2)及_字母在开音节中; 已知:如图,线段m,n.求作:△ABC,使AB=AC=n,BC=2cm. (1)求阴影部分的面积(2)如果a+b=17,ab=60,求阴影部分的面积 用合适的连词填空(英语难题)1.I met one of my old friends( )I was walking along the street2.I saw her ( )she was getting off the bus.3.( )you aren't here on time tomorrow,I'll write to your parents.4.( )Bob has never been to China ,he is ve 用适当的连词填空(英语)Tiger Woods is very excellent,________he is from another planet.After all,he was won 14 major tournament titles and about 122 million in prizes.He has got______a beautiful wife,two kids,perfect teech,________a repu 物理第三题求解 请答复 在校运动会上,张晨同学站在100米直线跑道的终点旁准备迎接自己的队友林勇,比赛开始时,他发现裁判员的枪在冒烟,过了一阵他才听到发号枪的枪声 (1)为什么在冒烟一段时间后才听到发号