3. y = 4 – (4/ x^4) –x ^2的最__值是___; 此時x =_____.
4. y = x (3 – 2x)^2 (0 < x <3/2) 的最__值是___; 此時x =_____.
Maths Question Part 2
2010-09-23 4:34 am
回答 (1)
2010-09-24 10:17 pm
✔ 最佳答案
======================================================圖片參考：http://img830.imageshack.us/img830/5518/13883267.png
2010-09-24 14:17:52 補充：
http://img830.imageshack.us/img830/5518/13883267.png
2010-09-24 14:25:09 補充：
(3) x=+/- sqrt(2)
收錄日期: 2021-04-24 10:07:13
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100922000051KK01019