A、用单纯形法解线性规划问题。
<img src="https://img.ppkao.com/2019-05/wangxuan/2019051516280021378.jpg" />
A、图解下列线性规划并指出解的形式:
<img src="https://img.ppkao.com/2019-05/wuacheng/2019050609423735189.jpg" />
A、A.<img src="https://img.ppkao.com/2018-08/zhoulian/2018081708354047965.jpg" />
B.<img src="https://img.ppkao.com/2018-08/zhoulian/2018081708355440840.jpg" />
C.<img src="https://img.ppkao.com/2018-08/zhoulian/2018081708360169658.jpg" />
D.<img src="https://img.ppkao.com/2018-08/zhoulian/2018081708360638996.jpg" />
A、A.<img src="https://img.ppkao.com/2018-07/yuanhao/201807261730498291.jpg" />
B.<img src="https://img.ppkao.com/2018-07/yuanhao/2018072617305643901.jpg" />
C.<img src="https://img.ppkao.com/2018-07/yuanhao/2018072617310395888.jpg" />
D.<img src="https://img.ppkao.com/2018-07/yuanhao/2018072617311159229.jpg" />
A、一矩形域,其边界条件如下图所示,求此域内的电位解。
<img src="https://img.ppkao.com/2019-04/wangjing/2019042216321931563.jpg" />