用matlab求方程组的解,必须用矩阵知识.w1=2000;w2=3000;w3=1000;w4=500;w5=4000;w6=2000;w7=1000;t1=48.7;t2=51.9;t3=61.2;t4=71.8;t5=48.7;t6=51.9;t7=64.0;w1*n11+w2*n21+w3*n31+w4*n41+w5*n51+w6*n61+w7*n71+w1*n12+w2*n22+w3*n32+w4*n42+w5*n52+w6*n6
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用matlab求方程组的解,必须用矩阵知识.w1=2000;w2=3000;w3=1000;w4=500;w5=4000;w6=2000;w7=1000;t1=48.7;t2=51.9;t3=61.2;t4=71.8;t5=48.7;t6=51.9;t7=64.0;w1*n11+w2*n21+w3*n31+w4*n41+w5*n51+w6*n61+w7*n71+w1*n12+w2*n22+w3*n32+w4*n42+w5*n52+w6*n6
用matlab求方程组的解,必须用矩阵知识.
w1=2000;
w2=3000;
w3=1000;
w4=500;
w5=4000;
w6=2000;
w7=1000;
t1=48.7;
t2=51.9;
t3=61.2;
t4=71.8;
t5=48.7;
t6=51.9;
t7=64.0;
w1*n11+w2*n21+w3*n31+w4*n41+w5*n51+w6*n61+w7*n71+w1*n12+w2*n22+w3*n32+w4*n42+w5*n52+w6*n62+w7*n72
Lt=t5*n51+t5*n52+t6*n61+t6*n62+t7*n71+t7*n72
用matlab求方程组的解,必须用矩阵知识.w1=2000;w2=3000;w3=1000;w4=500;w5=4000;w6=2000;w7=1000;t1=48.7;t2=51.9;t3=61.2;t4=71.8;t5=48.7;t6=51.9;t7=64.0;w1*n11+w2*n21+w3*n31+w4*n41+w5*n51+w6*n61+w7*n71+w1*n12+w2*n22+w3*n32+w4*n42+w5*n52+w6*n6
w=[2000,3000,1000,500,4000,2000,1000];
t=[48.7,51.9,61.2,71.8,48.7,51.9,64.0];
f=-[t,t]'; %求最大值,化成求负数的最小值
A=[
w,w;
t,t;
0,0,0,0,t(5),t(6),t(7),0,0,0,0,t(5),t(6),t(7); %t5*n51+t5*n52+t6*n61+t6*n62+t7*n71+t7*n72