谁帮忙做下这个题,,

Z=∑_(i=1)^10▒〖f(xi)〗-∑_(i=1)^10▒〖g(xi)〗-∑_(i=1)^10▒〖r(xi)〗+∑_(i=1)^10▒〖qxi)〗
x1+x2+x3+y1+y1+y3<=50;
x4+x5+x6+y4+y5+y6<=65;
x7+x8+x9+x10+y7+y8+y9+y10<=62;
x1<=11;x2<=23;x3<=12;x4<=15;x5<=25;x6<=17;x8<=27;x9<=13;x10<=17;
f(x1)=8.2127x1+8.3327

f(x2)=8.8855x2+9.1982

f(x3)=9.2955x3+9.3982

f(x4)=20.4600x4+22.3673

f(x5)=24.2773x+27.9091

f(x6)=24.9418x6+28.5382

f(x7)=24.8873x7+30.6582

f(x8)=26.6891x8+32.7745

f(x9)=27.6936x9+35.7182

f(x10)=28.9327x10+35.1945

g(x1)=-0.0050x1^2+0.6278x1+0.4687

g(x2)=-0.0056x2^2+0.6842X2+0.5176

g(x3)=-0.0057x3^2+0.7117x3+0.5308

g(x4)=-0.0151x4^2+1.6588x4+1.2577

g(x5)=-0.0169x5^2+1.8931x5+1.4585

g(x6)=-0.0179x6^2+1.9636x6+1.4544

g(x7)=-0.0199x7^2+1.8817x7+2.1416

g(x8)=-0.0213x8^2+2.0163x8+2.2941

g(x9)=-0.0225x9^2+2.1301x9+2.4257

g(x10)=-0.0231x10^2+2.1862x10+2.4633
r(x1)=-0.0058x1^2+0.7178x1+2.2137

r(x2)=-0.0066x2^2+0.7858x2+2.4092

r(x3)=-0.0067x3^2+0.8178x3+2.4855

r(x4)=-0.0177x4^2+1.8978x4+5.8632

r(x5)=-0.0198x5^2+2.1646x5+6.7475

r(x6)=-0.0211x6^2+2.2510x6+6.8553

r(x7)=-0.0231x7^2+2.1299x7+7.8747

r(x8)=-0.0248x8^2+2.2839x8+8.4219

r(x9)=-0.0262x9^2+2.4125x9+8.9007

r(x10)=-0.0269x10^2+2.4774x10+9.0828

q(y1)=-0.0756y1^2+1.6933y1+0.7554

q(y2)=-0.0763y2^2+1.7398y2+1.0628

q(y3)=-0.0591y3^2+1.5628y3+1.5684

q(y4)=-0.2061y4^2+4.3918y4+2.3385

q(y5)=-0.2230y5^2+4.8920y5+3.1453

q(y6)=-0.2263y6^2+5.0031y6+3.3284

q(y7)=-0.2302y7^2+5.0769y7+3.3259

q(y8)=-0.2549y8^2+5.4943y8+3.4316

q(y9)=-0.2878y9^2+5.9454y9+3.4438

q(y10)=-0.2806y10^2+5.9462y10+3.7885;
end

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