>
数学
>
已知f(0)=1,f(0)的导数等于-1,求极限lim(x->1)f(lnx)-1/1-x
人气:498 ℃ 时间:2019-08-17 09:42:20
解答
lim{x->1}[f(lnx)-1]/(1-x)
=-lim{x->1}[f(lnx)-f(ln1)]/(x-1)
=-[f(lnx)]'|x=1
=-f'(lnx)/x|x=1
=-(-1/1)
=1.
推荐
lim(1/x-1-1/lnx),x趋于1,求极限,
设函数f(x)在x=1处可导,且该导数在x=0处等于1,lim当x趋向于0时[f(1+2x)-f(1)]/x的极限
f(0)=0 存在极限lim(x->0)f(x)/x 求f(0)点的导数
lnx的导数等于1/x怎么证明
lim(x->1)(x/(x-1)-1/lnx)这个求极限怎么求
The gap's being closed easily enables people to enjoy...
英语:so far this year we () a fall in house prices by between 3 and 5 percent
I hate those people who like to take sth out of nothing.
猜你喜欢
求读书笔记有好词佳句阅读感悟内容概要
一袋米80千克,第一天吃去4分之1,第二天吃去5分之2,两天共吃几千克
要使(ax^2-3x)(x^2-2x+1)的展开式中不含x^3项,则a=
红铅笔1支1.9元,蓝铅笔1支1.1元.两种铅笔共买了16支共花了28元.问红/蓝铅笔共买了几支?
铅蓄电池:Pb+PbO2+2H2SO4=2PbSO4+2H2O(1)写出电极反应式
解分段函数基本思路概念 填空
be willing to 后加什么
I was surprised to see my pet cat was still [ ] after the fire.填什么?
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版