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题目
划线部分提问 it is my coat.my画线 she is a nurse.a nurse画线 she is my teacher.
my teacher画线 he bought the red one.the red one画线 I get up at six.at six画线 I am from Hubei.Hubei画线 I went to school late because I got up late.because I got up late画线 they are five yuan.five yuan画线

提问时间:2020-08-08

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.
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