奥迪a4l45个性运动版

已知曲线y=x+1/x上一点A（2,5/2）,用导数定义求 （1）点A处的切线的斜率 （2）点A处的切线的切线方程 1.已知f(X)=alnx+(1/2)x²,若对任意两个不等的正实数x₁,x₂都有(f(x₁)-f(x₂))/(x₁-x₂)＞2恒成立,则a的取值范围2.函数f(x)=x(x-1)(x-2)(x-3)…（x-100）在X=0处的导数值为?3.P是曲线y= 修改病句:言行不一的人是一种极坏的作风. 各位人士帮写出导数的基本共识的推理过程好吗? Y=√(2X+4)-√(X+3) 求导 滚滚长江东逝水的下一句是什么? "滚滚长江东逝水"的下一句是什么? 请问有回复了吗?英文怎讲? 请回复我 英语怎么说 帮我写一篇作文,英语的,holiday,50词以上.将来时.最好是假期出去旅游. 雨果有个名句:比天空更辽阔的是人的胸怀,全句是什么? is really not和is not really的区别 还有用法 是Poor or rich is not really impotant .还是Poor or rich is really not impotant .快 @.@ 急 英语填词一道We think with o_____ brains 谁知道雨果的名言?请告诉我~速度~~~~~~~ How we should do it was discussed last night.同义句转换 ___ ___ ___ ___ was discussed last night.说明原因谢谢 英语翻译I don't know when( )for Shanghai.(leave) 英语翻译 一道英语填词People served themselves an average of a third more of the candies ,________would have translated into 28% more calories.答案填which ,为什么不填as?as不是指代逗号前的整个句子的?which不是指代后面的的? 1．第1题 单选题 They discussed _______ they could settle the problem without others' help. They discussed the problem three or four times,but could come to no ( ）．选以下哪一个?说下理由A.end B.result C.judgment D.conclusion gre填空,Although the mental process that creates a fresh and original poem or drama is doubtless analogous to that which originates and elaborates scientific discoveries,there is clearly a discernible difference between the creators.这里的 analo museum of chinese history是什么意思 骄傲有两种意思表示自以为是的造个句子 为什么蝴蝶断了翅膀还能飞过海洋 有没有蝴蝶能飞过大海有的话,是什么呀? 关于雨果的名人名言（跟回忆有关）回忆呀同志们 雨果的名言 雨果名言 一道英语填词求解决 已知m>2,则函数f(θ)=sin²θ+mcosθ.θ属于R的最大值g（m）=多少 已知m＞2,则函数f（θ）=sin²θ+mcosθ,θ∈R的最大值g（m）=（ ）求详解, Happy and sad的中文意思