a youna young man from a wealthy family was about to graduate from high school .it was the
题目
a youna young man from a wealthy family was about to graduate from high school .it was the
a youna man from a wealthy family was about to graduate from high school .it was the custom in that rich neighborhood for the parents to give the graduate a car.这是开头,求全文!
大意是:从一个富裕家庭的年轻男子正要从高中毕业.这是自定义的富人区,为家长给研究生汽车.
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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