已知函数f(x)=x-1+a/e∧x(a属于R,e为自然对数的底数)(1)若曲线y=f(x)在点(1,f(1))处的切线平行于x轴求...已知函数f(x)=x-1+a/e∧x(a属于R,e为自然对数的底数)(1)若曲线y=f(x)在点(1,f(1))处的切线平行于x轴

Question

已知函数f(x)=x-1+a/e∧x(a属于R,e为自然对数的底数)(1)若曲线y=f(x)在点(1,f(1))处的切线平行于x轴求...
已知函数f(x)=x-1+a/e∧x(a属于R,e为自然对数的底数)(1)若曲线y=f(x)在点(1,f(1))处的切线平行于x轴求a的值,(2)求曲线f(x)的极值

Answer 1

1)
f'(x)=1-a/e^x
由题意,f'(1)=1-a/e=0,得a=e
2)f'(x)=1-a/e^x
当a