题目

f(x)=x2,则f′(x)在x=2处的导数值为__________。

答案
查看答案
相关试题
众所周知,学会与人合作在现在以及将来都是非常重要的。请你根据下表中所提供的信息,写一篇主题为“Being fl good partner”的英文演讲稿。注意: 1.对所给要点,逐一陈述,适当发挥,不要简单翻译。 2.词数100左右。开头和结尾已经写好,不计入总词数。 3.参考词汇: cooperate 合作Good afternoon, everyone!The topic of my speech today is "Beinga good partner".____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Thank you for your listening!
In China, ______ private cars is gettingto be ______ popular means of transportation.
A.the; a B./; a C.the; the D./; the
根据以下材料,回答题If you don′t think a phone is the rightgift for a lover, the smart choice this year is a smart phone.For people who don′t read instructionsThe easiest-to-use phone is the iPhone. It′sthat has pushed it to the No.1 selling position, surpassing the Motorola Razr.The iPhone′s touch screen is easy to operate and it′s also easy to customize (用户化). The iPhone can run allsorts of applications such as those help you to lose weight, identify a song onthe radio, find a restaurant or do many other things.For the futuristThe T-Mobile G1 is very popular as it is thefirst phone to offer a Google browser, meaning that you′re getting the real webon your phone, but it′s the phone′s potential that qualifies it for the futurist.The exciting applications are interesting, but they don′t always work smoothly.Sometimes it is hard to use the applications it comes with. The system shouldimprove as it becomes more popular, so it holds great promise. With fewrestrictions on the design of applications for the phone,the G1 could be the first phone toincorporate (整合) some of the coolest.For the road warriorThe new BlackBerry Storm is something likethe equivalent (等同物) of a mullet--a business up front, party in the back. It stillincorporates the serious mail and organization features that have endeared (使受钟爱) these phones to business people. The 3.25-inch is bright anddetailed and it′s a decent size for watching videos on the go.For the Luddite (反对技术进步的人)For those who can′t handle buttons and newfeatures, there is the Samsung Jitterbug Dial. Some people are Luddites whojust want a few large buttons to make calls. That′s it, just calls. That makesit even easier to use an iPhone. Among the four types of phones, whichone do you like best Why (no more than 25 words)________________________________________________________________________
But not all pretended deeds have to fallshort of their normal function in order to ______ their communication purpose.
A.serve B.succeedC.complete D.accomplish
《义务教育数学课程标准(2011年版)》指出数据分析是统计的核心,数据分析的过程可以概括为收集数据、__________、__________、__________。
最新解答的试题
付款人在进行付款时无()

A.形式审查义务

B.实质审查义务

C.附带审查义务

D.票据外有关事项的审查义务
根据《公司法》的规定,有限责任公司下列人员中,可以提议召开股东会临时会议的是()。
A.总经理B.人数过半数的股东C.监事会主席D.人数为半数的董事
关于股份有限公司中的监事会,下列说法错误的是()

A.监事会负责提议聘请或更换外部审计机构B.监事会主席和副主席由全体监事过半数选举产生C.监事会中的职工代表的比例不得低于三分之一D.监事会应至少每6个月召开一次会议
三北精神的科学内涵
阿里巴巴提供了“企业名称认证”“企业身份认证”不同种类的认证,可以根据自身的