根据首字母填空1.The little boy was very happy because he got an a﹉from his teacher for his great performanc
题目
根据首字母填空1.The little boy was very happy because he got an a﹉from his teacher for his great performance
2.Our techer told us that the tickets for the concert we want to buy are a﹉ at the booking office
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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