Two tribes lived on banks of a river.The tribe that lived upstream (c ) fish with their nets across
题目
Two tribes lived on banks of a river.The tribe that lived upstream (c ) fish with their nets across the river .They beat the (w ) with long sticks to make the fish swim into the nets.
(争吵中)Why should we go (h ) just to stop you complaining?
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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