f(x)=3x^5+x-2.
1.Let f be a twice differentiable one to one function and f = g^(-1), (即f=g的反函數)
show that g''(x) = - f''【g(x)】/ f'(【g(x)】)^3
(即g的兩次微分=負的g of f 的微分再三次方分之g of f 的兩次微分 )
收錄日期: 2021-04-24 10:12:25
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130802000015KK05125