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cd627 cd627
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6 years ago
Capital Co is considering 5 different projects. Define Xi as a binary variable that equals 1 if project i is undertaken and 0 otherwise, for i = 1, 2, 3, 4, 5.
 
  Which of the following represents the constraint(s) stating that projects 2, 3, and 4 cannot all three be undertaken simultaneously?
  A) X2 + X3 + X4  3
  B) X1 + X2 + X3 + X4 + X5  3
  C) X2 + X3 + X4  1
  D) X2 + X3 + X4  2
  E) X2 + X3  1 and X3 + X4  1
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6 years ago
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