There are over nine hundred stuents in the school同义句
题目
There are over nine hundred stuents in the school同义句
答案
There are more than nine hundred students in the school.The schoo has over nine hundred students.The school has more than nine hundred students.The nunmber of the students in the school is over nine h...
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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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