They are such difficult questions that few of us can answer them.The questions are __ __
题目
They are such difficult questions that few of us can answer them.The questions are __ __
答案
so diffcult
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
最新试题
热门考点
- 笼子里有若干只鸡,上面数有9个头,下面数有26只脚.鸡和兔各有几只?（用方程解）
- 改错I hope you to have a good trip
- 如果a,b为有理数,试说明a^2+b^2+4a-6b+13的值是非负数.
- 每千克x元的糖果a千克和每千克y元的糖果b千克混合后，混合后的糖果售价是每千克_元．
- 托物言志、对比衬托的作文 要600字
- An analysis of Chinese-English soft news translation from a relevance theory oersoective
- 在一块地里收草莓,上午收了全部的3/7,共装了3筐多12千克,下午把余下的全部收完,正好装了5筐.已知每筐装的草莓重量相等,这块地里共收草莓多少千克?
- 已知：平四边形ABCD的两条对角线相交于O,并且AB=3,BC=5,OA=2.求平行四边形ABCD的面积
- 32001×72002×132003所得积的末位数字是_．
- please give her your book./ ( ) your book ( ) ( ) ,please.