f(2)=0 f'(0)=20 請問如何求出f'(2)?? 答案為20?
回答 (2)
2015-10-01 1:25 am
If 0--->20
Then 20-<----0
Therefore(f(20))=f=20
Then 20-<----0
Therefore(f(20))=f=20
2015-09-30 9:38 pm
F(2)=0, F'(0)=20, F'(2)=?? 答案為20
兩ㄍ方程式可以解兩ㄍ未知數
=> 一次方程式有兩ㄍ待定係數
=> F(x) = ax + b
=> F'(x) = a
=> F'(0) = a = 20
=> a = 20
=> F'(2) = F'(0) = a = 20
=> Answer = 20
兩ㄍ方程式可以解兩ㄍ未知數
=> 一次方程式有兩ㄍ待定係數
=> F(x) = ax + b
=> F'(x) = a
=> F'(0) = a = 20
=> a = 20
=> F'(2) = F'(0) = a = 20
=> Answer = 20
收錄日期: 2021-04-30 20:04:22
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150930071638AAJ8nDA