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当X→0或者X→∞ lim sin1⼀x的极限等于多少

2025-03-14 05:14:06

推荐回答（2个）

回答1：

x趋于0，极限不存在，x趋于∞，极限趋于0

回答2：

1.x→0时,sin(1/x)是一个在-1到1之间摆动的数,并不满足极限的定义啊!不无限趋近于一个常数啊.而x→∞时,1/x→0,sin(1/x)不就趋近于0么?
2.x→0+>0,x→0-

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