X11+X12+X13+X14≤50X21+X22+X23+X24≤60X31+X32+X33≤5030≤X11+X21+X31≤8070≤X12+X22+X32≤14010≤X13+X23+X33≤3010≤X14+X24≤50MAX Z=290X11+320X12+230X13+280X14+310X21+320X22+260X23+300X24+260X31+250X32+220X33求X11,X12,X13,X14,X21,X22,X23,
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/03 06:10:14
X11+X12+X13+X14≤50X21+X22+X23+X24≤60X31+X32+X33≤5030≤X11+X21+X31≤8070≤X12+X22+X32≤14010≤X13+X23+X33≤3010≤X14+X24≤50MAX Z=290X11+320X12+230X13+280X14+310X21+320X22+260X23+300X24+260X31+250X32+220X33求X11,X12,X13,X14,X21,X22,X23,
X11+X12+X13+X14≤50
X21+X22+X23+X24≤60
X31+X32+X33≤50
30≤X11+X21+X31≤80
70≤X12+X22+X32≤140
10≤X13+X23+X33≤30
10≤X14+X24≤50
MAX Z=290X11+320X12+230X13+280X14+310X21+320X22+260X23+300X24+260X31+250X32+220X33
求X11,X12,X13,X14,X21,X22,X23,X24,X31,X32,X33等于多少,使Z最大?
X11+X12+X13+X14≤50X21+X22+X23+X24≤60X31+X32+X33≤5030≤X11+X21+X31≤8070≤X12+X22+X32≤14010≤X13+X23+X33≤3010≤X14+X24≤50MAX Z=290X11+320X12+230X13+280X14+310X21+320X22+260X23+300X24+260X31+250X32+220X33求X11,X12,X13,X14,X21,X22,X23,
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