A Slack Variable

question 90

Multiple Choice

A slack variable

• A) is the amount by which the left side of a ≥ constraint is larger than the right side.
• B) is the amount by which the left side of a ≤ constraint is smaller than the right side.
• C) is the difference between the left and right side of a constraint.
• D) exists for each variable in a linear programming problem.

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