MATH QUESTION
回答 (2)
2009-07-25 4:23 pm
✔ 最佳答案
As follows:圖片參考：http://a.imagehost.org/0773/ScreenHunter_01_Jul_25_08_18.gif
2009-07-25 08:23:48 補充：
http://a.imagehost.org/0773/ScreenHunter_01_Jul_25_08_18.gif
2009-07-26 6:55 am
k(1+h) = 7 - 4(1+h)
= 7- 4 - 4h
= 3 - 4h
k(1) = 7 - 4(1) = 3
[k(1+h)-k(1)]/h = (3 - 4h - 3) /h = -4h / h = -4
= 7- 4 - 4h
= 3 - 4h
k(1) = 7 - 4(1) = 3
[k(1+h)-k(1)]/h = (3 - 4h - 3) /h = -4h / h = -4
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090725000051KK00321