Question: 2. An integer program has two binary 0-1 variables x1 and x2. a. Write a single linear constraint to ensure that x2 can be equal

2. An integer program has two binary 0-1

2. An integer program has two binary 0-1 variables x1 and x2. a. Write a single linear constraint to ensure that x2 can be equal to one only if x1 is equal to one. b. Write a single linear constraint to ensure that x1 must be equal to zero if x2 is equal to zero

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