my first letter is in the word"some" but not in"home" My second letter is in"home" but not in
题目
my first letter is in the word"some" but not in"home" My second letter is in"home" but not in
“some” You can find my last two letters in both"some" and"home" What word am I 求翻译过来
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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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