作业帮多元二次方程组解决应用题元数越多越好
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多元二次方程组解决应用题元数越多越好
多元二次方程组解决应用题
元数越多越好
多元二次方程组解决应用题元数越多越好
[a b c d e f g h i j k l m n o p q r s t u v w]=solve(
'2*a+0.91*s-68.98=0',
'2*b+0.91*s-58.56=0',
'2*c+0.91*s-60.14=0',
'2*d+0.91*s-139.48=0',
'2*e+0.91*s-0.0=0',
'2*f+0.91*s-111.34=0',
'2*g-0.0000191036*t*g-0.2319255974*t-67.6-s=0',
'2*h-0.0000191036*u*h-0.2319255974*u-65.54-s=0',
'2*i-170.14-0.0838592547*v-s=0',
'2*j-0.0001748858*w*j-0.2062131034*w-92.64-s=0',
'2*k+0.0006444848*t*k+0.1474100978*t-34.76=0',
'2*l+0.0006444848*u*l+0.1474100978*u-34.4=0',
'm-85.07=0',
'2*n-0.001629813*w*n+0.2291835333*w-55.26=0',
'2*o+t-7.326=0',
'2*p+u-7.048=0',
'2*q+v-11.458=0',
'2*r+w-9.148=0',
'0.91*a+0.9*b+0.9*c+0.9*d+0.9*e+0.9*f-g-h-i-j=0',
'o-0.0000095518*g*g-0.2319255974*g+0.0003222424*k*k+0.1474100978*k+0.6271173664=0',
'p-0.0000095518*h*h-0.2319255974*h+0.0003222424*l*l+0.1474100978*l+0.6271173664=0',
'q-0.0838592547*i+0.94926947=0',
'r-0.0000874429*j*j-0.2062131034*j-0.0008149065*n*n+0.2291835333*n-0.6014021782=0'
,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w)