14001作业指导书

解答题 函数f(x)等于x/m-x/x属于R,且f(2)等于0, 求f(x)的图像急啊 帮帮忙 -There is still a copy of the book in the library.Wlii you go and borrow____?-No,I'd rather buy____in the bookstore.A.it;one B.one;one C.one;it D.it;it 一道英语选择题·理由说下Those successful deaf dancers think that dancing is an activity____sight matters more than hearing.A.when B.whose C.which D.where 英语选择题一道说下理由Everybody in the village likes Jack because he is good at telling and____jokes.A.turing up B.putting up C.making up D.showing up 一道英语选择题 说下理由Ten years ago the forest near our willage was it is nowA as twice large as B twice as large asC so twice large as D twice so large as When you were talking to the policeman,I saw a young man_______.A.get in your car and driving offB.get in your car and drive offC.getting in your car and drive off我选C 理由是什么 = 英语翻译Below is a selection from a popular science book.（标题1）If blood is red,why are veins（静脉）blue?Actually,veins are not blue at all.They are more of a clear,yellowish color.Although blood looks red when it’s outside the body, 一小段英语短文的翻译,高手帮忙999Garth’s email was short, but I learned more from that brief message than I ever did from a textbook. The email taught me that a few words of appreciation can make a big difference. The rainstorm and the 英语翻译Layout:The modern Sainsbury Wing on the western side of the building houses 13th-to15th-century paintings,and artists include Duccio,Uccello,Van Eyck,Lippi,Mantegna,Botticelli and Memling.The main West Wing houses 16th-century paintings,a 两个三角形有两个角对应相等,则下列结论正确的是?A 两个三角形全等 B 两个三角形不一定全等 C 如果还有一角相等,两个三角形就全等 D 如果一对对应角的角平分线相等,两个三角形就全等要 英语翻译Or do newborns simply prefer more to fewer?The same experiment,but with three spots shown before two,shows the same return of interest when the number of spots changes.Perhaps it is just the newness?When slightly older babies were shown c 课文填空.说勤奋 砸缸救人的司马光是什么,他的勤奋表现在 英语翻译Gift No.4Some gift companies such as Presents for Purpose allow you to pay it forward this Mother's Day by picking gifts in which 10 percent of the price you pay goes to a charity（慈善机构）.Gift givers can choose from a wide varie 一小段英语短文的翻译999----务必高手帮忙“Laws allowing these animals to be brought in from deep forest areas without stricter control need changing,” says Peter Schantz. Monkey-pox may be the wake-up call. Researchers believe infec 英语翻译When a U.S company decides to sell its product in another country,it has to make sure that the product name translates properly.When Coca-Cola introduced its soft drink to China,it looked for the right name.It wanted a name that would do 小文和小彬在证明“有两个角相等的三角形是等腰三角形”这一命题时, 初中数学题目,有关勾股定理a,b,c是一个直角三角形的三条边,且有的a平方+b的平方+c的平方=6a+8b+10c 求此直角三角形的面积（有勾股定理得出的条件：a的平方+b的平方=c的平方,求数学高人给与 一道数学题,我想得脑筋都破了!1一个长方体,切去2厘米高,它的表面积就减少24平方厘米,剩下部分恰好是一个正方形,求原来的这个长方体的体积? 对不起 发错了 英文聊天的时候 发错信息是说的 请问：两个三角形两条边对应成比例 是 两个三角形相似 的什么条件 如图,在三角形ABC中,AB=AC,角1=角2,则三角形ABC与三角形ACB全等吗?证明 3f(x-1)+2f(1-x)=2x求f(x) 若3f(x-1)+2f(1-x)=2x,求f(x)的解析式. 快点儿解答,过程最好详细点儿!好的选满意,先来先得啊 我们需要代理商的确认 怎么翻译成英语? 他将会成为我们的代理商吗?请帮忙翻译成英文 核心代理商和二级代理商 翻译成英文. 为什么选C, 若一个三角形有两条边相等,则这个三角形有两个角相等,真命题假命题? 原命题是：若一个三角形有两条边相等,则这个三角形有两个角相等.否命题是：若一个三角形有两条边不相等,则这个三角形有两个角不相等；还是是：若一个三角形没有两条边相等,则这个三 3f(x-1)+2f(1-x)=2x.我知道答案是令t=x-1,得3f(t)+2f(-t)=2t+2.(1)又用-t代替上式中的t,得3f(-t)+2f(t)=-2t+2.(2)(1)(2)两式联立,消去f（-t）.我想问为什么若我消去f（t）用f（-t）表示就不对?不都是f,同一法则嘛 麻烦回答一下,谢谢 要详细的解答下列关于晨昏线的说法不正确的是A晨昏线在地球表面自东向西运动B晨昏线与经线圈每年都要重合两次C晨昏线与地轴的夹角最大为23°26′D晨昏线（圈）上日