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数学
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求lim(x趋向于3时)x/(x的平方减9).
人气:429 ℃ 时间:2019-10-09 12:48:39
解答
极限有这样一条性质:极限为0(无穷)其函数的倒数为无穷(0),
此题目极限为无穷.或者说极限不存在.
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