英语翻译
题目
英语翻译
YOUR LABEL NUMBER
SERVICE
STATUS OF YOUR ITEM
DATE & TIME
LOCATION
FEATURES
EE633257938CN
Express Mail International®
Arrival at Unit
September 08,2011,10:26 am
CEDAR FALLS, IA 50613
Proof of Delivery
Processed through Sort Facility
September 08,2011,9:56 am
WATERLOO, IA 50701
Processed through Sort Facility
September 08,2011,6:58 am
CEDAR RAPIDS, IA 52406
Inbound Out of Customs
September 08,2011,6:28 am
Inbound Into Customs
Processed Through Sort Facility
September 07,2011,10:18 am
ISC CHICAGO IL (USPS)
Origin Post is Preparing Shipment
Processed Through Sort Facility
September 04,2011,9:12 pm
GUANGZHOU, CHINA PEOPLES REP
Acceptance
September 03,2011,9:01 pm
CHINA PEOPLES REP
答案
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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