英语翻译
题目
英语翻译
答案
Sometimes life would make you give up what you want and need.
个人推介
Sometimes you have to be selfish
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．
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