求解 用excel解 （1）maxz=2x1+2x2 (2)maxz=X1+X2 (3)maxz=10x1+5x2 (4)maxz=2x1+x2 （5）maxz=3x1+5x2
发布网友
发布时间：2022-05-12 16:27
共3个回答
热心网友
时间：2023-10-13 12:57
x1-x2>=-1
-0.5x1+x2<=2
x1,x2>=0
maxz＝∞
(2)maxz=X1+X2
x1-x2>=0
3x1-x2<=-3
x1,x2>=0
X1=0
X2=0
max z=0
(3)maxz=10x1+5x2
3x1+4x2<=9
5x1+2x2<=8
x1,x2>=0
X1=1
X2=1.5
max z=17.5
(4)maxz=2x1+x2
5x2<=15
6x1+2x2<=24
x1+x2<=5
x1,x2>=0
X1=2.25
X2=2.75
max z=10
（5）maxz=3x1+5x2
x1<=8
2x2<=12
3x1+4x2<=36
x1,x2>=0
X1=4
X2=6
max z=42
(6)minz=3x1+2x2
12X1+3x2>=4
2x1+3x2>=2
3x1+15x2>=5
x1+x2=1
x1,x2>=0
X1=0.111111111
X2=0.888888889
min z=2.111111111
热心网友
时间：2023-10-13 12:57
x1-x2>=-1
-0.5x1+x2<=2
x1,x2>=0
(2)maxz=X1+X2
x1-x2>=0
3x1-x2<=-3
x1,x2>=0
(3)maxz=10x1+5x2
3x1+4x2<=9
5x1+2x2<=8
x1,x2>=0
(4)maxz=2x1+x2
5x2<=15
6x1+2x2<=24
x1+x2<=5
x1,x2>=0
（5）maxz=3x1+5x2
x1<=8
2x2<=12
3x1+4x2<=36
x1,x2>=0
(6)minz=3x1+2x2
12X1+3x2>=4
2x1+3x2>=2
3x1+15x2>=5
x1+x2=1
x1,x2>=0
热心网友
时间：2023-10-13 12:58
