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1.用函数极限的主义证明 limx-1)5x+3=8 21
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当x趋近于1的时候5x=55x+3=8呢![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
咨询记录 · 回答于2022-12-15
1.用函数极限的主义证明 limx-1)5x+3=8 21
当x趋近于1的时候5x=55x+3=8呢![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
这两道题
快点帮我算一下,过程要一起
我赶时间,快截止了
第2题,是当x=0sinx=1x≥0 21≠2所以极限不存在
好了呢亲