1.do you doubt()i believe you,2.would you like to tell me ()next,MR.LI?
题目
1.do you doubt()i believe you,2.would you like to tell me ()next,MR.LI?
A.should we do what;B.what should we do;C.what we should do;D.we should do括号里应该填什么?求讲解.
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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