求极限x趋向于无穷 (1-1/(x+1))^x
求极限lim(e^3x-5x)^1/x x趋向于正无穷
求当x趋向于无穷时,y=ln(1+x/1-x)的极限
limx趋向于无穷x²-1/2x²-x-1求极限
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lim x[ln(x-1)-lnx] 求x趋向于正无穷时的极限
求高数题目.求极限,x+根号3(1-x^3),x趋向于正无穷
x趋向于无穷,a^x与1/x求极限
limx趋向于无穷,x²-1/x²-5x+4求极限
lim 2x+1/x x趋向于无穷 求极限
求极限 lim(2x-1/2x+1 )^x+1 x趋向于无穷,求这个极限,
xsin(1/x)趋向于0和无穷的极限怎么求,
计算极限:limx趋向于无穷,[(5x^2+1)/(3x-1)]sin1/x