Consider a capital budgeting problem with six projects represented by 0-1 variables x1, x2, x3, x4, x5, and x6. d. Write constraints modeling a situation where project 1 cannot be undertaken IF projects 3 also is NOT undertaken. e. Please explain clearly the situation in which the following 3 constraints are used simulataneously (together): x4 Sx1 x4 S x3 x4 2x1 + x3 - 1

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ISBN:9780470458365
Author:Erwin Kreyszig
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Consider a capital budgeting problem with six projects
represented by 0-1 variables x1, x2, x3, x4, x5, and x6.
d. Write constraints modeling a situation where project 1
cannot be undertaken IF projects 3 also is NOT
undertaken.
e. Please explain clearly the situation in which the
following 3 constraints are used simulataneously
(together):
x4 sx1
x4 S x3
x4 2x1 + x3 - 1
Transcribed Image Text:Consider a capital budgeting problem with six projects represented by 0-1 variables x1, x2, x3, x4, x5, and x6. d. Write constraints modeling a situation where project 1 cannot be undertaken IF projects 3 also is NOT undertaken. e. Please explain clearly the situation in which the following 3 constraints are used simulataneously (together): x4 sx1 x4 S x3 x4 2x1 + x3 - 1
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