lim(x趋向于无穷大时)[x^2/(x^2-1)]^x
lim(x趋向于无穷大时)[x^2/(x^2-1)]^x
lim(x趋向于无穷大时)cos{ln[1+(2x-1)/x^2]}
lim(x趋向于正无穷大时)(1-1/X)^(x^1/2)
lim(x趋向于无穷大时)x^2[1-cos(1/x)]
lim(x趋向于无穷大时)e^(1/x)
lim(x趋向无穷大)[1+2/(x+2)]^(x+2)
lim(x/(1+x^2)),x趋向无穷大
求极限问题{x趋向于无穷大} lim[(2x-1)/(2x+1)]^(x+1),
极限lim[x-x^2ln(1+1/x)] 其中x趋向于正无穷大
求极限lim[x-x^2ln(1+1/x)] 其中x趋向于正无穷大
求极限lim(根号x^2-x+1减去x),x趋向于正无穷大
lim(x趋向于正无穷大时)[√(x^2+2x)-√(x-1)]/x