lim x→0 (e^x-1)/x 答案是多少,令u=e^x-1 然后;x怎么等于ln(1+u)
lim(x->0)ln(1+2x)/e^x-1
x趋向0 lim [ ln (1-x) / (e ^ x-1 ) ]
令u=1/x,当x趋向0时,lim(1+x)^1/x等于多少,
lim e^2x-1/ln(1-X) 0
当x趋近于0时 lim e^x+ln(1-x)-1/x-arctanx=?
lim ln(1+2x)/e^x x趋向于0 e^x
设函数f x=e^2x-2x,lim f'(x)/e^x -1等于 ,x→0
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