well your not going to get much with a profile like this,remember you must give to receive and you
题目
well your not going to get much with a profile like this,remember you must give to receive and you
答案
这样的简介可帮不了你太多,记住你必须先付出才能获取,然后你···(你后面没写完,无法翻译)
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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