life just like this
题目
life just like this
maybe one day i will be destroyed by myself
so could you save me again
答案
your english is so good.that somebody didn't know what about you said.you should tell us what's happened to you?tell me,or tell anyone who care you.don't be so sad!
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