1.已知函数f(x)=(ax-1)e^x,a属于R.(2)若函数f(x)在区间(0,1)上是单调增函数,求a的取值范围.2.设函数f(x)=x+ax^2+blnx,曲线y=f(x)过P(1,0),且在P点处的切线斜率为2.(1)求a,b的值.(2)证明:f(x)小

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