求f(x,y)在下列各約束條件下的極大值和極小值。
1a) {2x-y=>1
x+y<=5
x<=3
y=>1
f(x,y)=x+3y
b) {x+2y<=24
2x+y<=27
x=>0
y=>0
f(x,y)=2x-y
Thanks a lot......
收錄日期: 2021-04-20 15:03:47
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20140325000051KK00165