Slack variables
A) are always equal to zero.
B) are usually negative.
C) are always positive.
D) can be positive or negative.

Name: Slack variables A) are always equal to zero. B) are usually negative. C) are always positive. D) can be positive or negative.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Slack variables are added to convert inequalities into equalities in linear programming and are always non-negative, meaning they are always positive or zero.

Slack Variables