深圳人口与医疗需求预测数学建模A?- 百度文库

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y?105?0.00000127462121 x2-105?0.00497145962180 x?105?4.84558592286662

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y?-109?0.00000000015032 x3+109? 0.00000090455427 x2

?109?0.00181432291122x?1.21302413830556

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