在有最优解的线性规划问题中,Cb是最优解惟一时最终单纯形表里的非基变量χb的目标函数中的系数,若Cb发生变化,则()要产生变动。
A.所有检验数
B.Pb
C.Cb—zb
D.目标函数值
正确答案是C
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