首页
已知z=2x-y,式中变量x,y满足约束条件,则z的最大值为 ________.
试题详情
已知z=2x-y,式中变量x,y满足约束条件
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADEAAAA/CAYAAABJliBsAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
,则z的最大值为 ________.
相关试题
-
已知z=2x-y,变量x,y满足约束条件
,则z的最大值为( )
A.0
B.5
C.6
D.10
-
已知z=2x-y,式中变量x,y满足约束条件
,则z的最大值为 ________.
-
已知z=2x-y,式中变量x,y满足约束条件
,则z的最大值为 ________.
-
已知z=2x-y,式中变量x,y满足约束条件
,则z的最大值为 ________.
-
已知z=2x-y,式中变量x,y满足约束条件
,则z的最大值为 ________.
-
已知z=2x-y,式中变量x,y满足约束条件
,则z的最大值为 ________.
-
若变量x,y满足约束条件
,则z=2x-y的最大值为( )
A.-1
B.0
C.3
D.4
-
若变量x,y满足约束条件
,则z=2x-y的最大值为( )
A.-1
B.0
C.3
D.4
-
若变量x,y满足约束条件
,则z=2x-y的最大值为( )
A.-1
B.0
C.3
D.4
-
若变量x,y满足约束条件
,则z=2x-y的最大值为( )
A.-1
B.0
C.3
D.4