L'Hôpital's rule and 端点效应

Do they have any remarkable relationship with each other?

1

端點效應:\(f(x)+kg(x)\)在\(x=1\)處函數值爲0,一次導數爲0,可知二次導數大於等於0。

L'Hôpital's rule:\(\frac{f(x)}{g(x)}\)