lim(x趋向于正无穷) (根号x^2+x -根号x^2+1)
人气:355 ℃ 时间:2020-01-27 19:25:33
解答
lim(x趋向于正无穷) (根号x^2+x -根号x^2+1)=lim(x趋向于正无穷) (根号x^2+x -根号x^2+1)(根号x^2+x +根号x^2+1)/(根号x^2+x +根号x^2+1)=lim(x趋向于正无穷) (x^2+x -(x^2+1))/(根号x^2+x +根号x^2+1)=lim(x趋向于...
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