1-30的英文字母!
题目
1-30的英文字母!
赏积分5
答案
one
two
three
four
five
six, seven, eight, nine, ten, eleven, twelve, thirteen, forteen, fifteen, sixteen, seventeen, eighteen, ninteen, twenty, twenty one
twenty two, twenty three, twenty four, twenty five, twenty six, twenty seven, twenty eight, twenty nine, thirty
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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