In a 0-1 integer programming model, if the constraint x1

Question

In a 0-1 integer programming model, if the constraint x1 - x2 ≤ 0, it means when project 2 is selected, project 1 ________ be selected.
A) must always
B) can sometimes
C) can never
D) is already

Quizplus · Accepted Answer

The Answer of In a 0-1 integer programming model, if the constraint x1 - x2 ≤ 0, it means when project 2 is selected, project 1 ________ be selected.
A) must always
B) can sometimes
C) can never
D) is already