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高数导数问题 例四中直接函数为什么设为x=siny?因为y=arcsinx的反函数难道不是y=si高数导数问题 例四中直接函数为什么设为x=siny?因为y=arcsinx的反函数难道不是y=sinx吗 这才是直接函数吧 求比较 请问 设f（x)存在二阶导数,f`(x)不为零,x=h(x)是Y=f(x)的反函数,求h``（x) y=cos(a+b)怎么求导 一个两位小数的近似数是6.0,原来这个小数最大是（）,最小是（） 近似数是3.6的最小两位数是多少?最大两位小数是多少? 用3个6,3个8和2个0组成一个最小的8位数,用“万”作单位,求出这个数的近似数. 一个两位数的近似数是0.6,这个小数最大是? 判断Y=f(x)=根号下x-1+根号下1-x的奇偶性 大气垂直分层中,天气现象复杂多变的是? 大气为什么按照气温的特征分层请给与回答! 大气的垂直分层 大气分层的依据是什么? 初一的地理活动题答案,人教版,最新的,你有吗?跪求啊!~~~ I am sure to get a good mark.(改为复合句)_____ _____ ____ _____that I will get a good mark.该写句子,句意不变They watched TV at home.They didn't see a film.They watched TV at home___ ___ ____a film. 1.-you had better say sorry to your mother in time.-No way.It is my( )A、mistake B、fault C、wrong D、failture2.（ )he is always placed first in English speech contests.He has a gift for languageand he is hard working as well.A、There is no dou 1.He will take up _______ ones if he has a lot of different tasks to choose from．A．tough B．tense C．bad D．instant2.He ______ the agreement at the meeting in public and left angrily．A．tore into B．tore down C．tore up D．tore apart(分 f(x)=根号下(X-1)+根号下(1-X),判断其奇偶性. 赤道穿过的大洲是哪几个洲? 为什么sin3x的无穷小等价替换是3x 书上的常用替换是sinx～x 我想知道怎么就通过sinx～x就能得出sin3x～x 关于等价无穷小,sin2x+sinx的等价无穷小是3x?,相乘是2x^2? 初一下地理期末试题（复习）以前的期末试卷也可,急我想找点地理期末的复习习题,马上考试叻!和我联系!不要网址!偶么时间. 赤道穿过了哪些洲和洋 赤道穿过的洲那个最小 5个6和4个0读出三个0的数有 如何把这张图飞出数字6和3求求各为高手快想吧】对了给图 求f(x)=a|sinx|+b|cosx|值域b＞0 在函数的开区间里为什么说左端点有右导数 急 4.We should prevent pollution________happily.A.from livingB.livingC.to livingD.to live5.Jane came very close_______a gold medal for Britain in the Olympics.A.to winB.winningC.to winningD.to be won6.There is _______what the weather will be likeA.not k 5 分 （）does his father go home at weekends and nor does he.A frequently B rarely C USUALLY D occasionallyThe badly injured worker should pull （） after 7-day unconsciousness.A out B through C up D with 求函数单调区间写成开的还是闭的,用导数求的时候现在晕呼呼的(～o zZ 1.-you had better say sorry to your mother in time.-No way.It is my( )A、mistake B、fault C、wrong D、failture2.（ )he is always placed first in English speech contests.He has a gift for languageand he is hard working as well.A、There is no dou 用导数求单调区间时为什么有些用开区间,有些闭区间