Forgot password?
 Register account
View 302|Reply 3

[数论] 这个怎么看a,b ,c的数值

[Copy link]

41

Threads

60

Posts

563

Credits

Credits
563

Show all posts

baxiannv Posted 2022-5-28 23:15 From mobile phone |Read mode
Last edited by hbghlyj 2025-3-9 05:51

2个渐进线说明有一个值是重复的,我不理解为什么1是重复的,而不是4,有什么特征吗
还有为啥2L的(x-1)²(x-4)在x=1处不变号呢? 所以两侧趋近一个数,那那个值一定重复?

67

Threads

407

Posts

3537

Credits

Credits
3537

Show all posts

Tesla35 Posted 2022-5-28 23:20
$(x-1)^2(x-4)$在$x=1$两侧不变号,在$x=4$两侧变号

41

Threads

60

Posts

563

Credits

Credits
563

Show all posts

 Author| baxiannv Posted 2022-5-28 23:25 From mobile phone
Tesla35 发表于 2022-5-28 23:20
$(x-1)^2(x-4)$在$x=1$两侧不变号,在$x=4$两侧变号
两侧趋近于一个数,那个值一定重复?

3153

Threads

7906

Posts

610K

Credits

Credits
64096
QQ

Show all posts

hbghlyj Posted 2025-3-9 05:46
baxiannv 发表于 2022-5-28 15:25
两侧趋近于一个数,那个值一定重复?
两侧趋近于一个数,那个值一定重复偶数次

Mobile version|Discuz Math Forum

2025-6-5 01:55 GMT+8

Powered by Discuz!

× Quick Reply To Top Edit