方案一方案二方案三增加量(元)增加量(元)增加量(元)140100
4240020100
4340030101
8440040103
6540050106
26400601012
47400701025
88400801051
694009010102
21040010010204
41140011010409
81240012010819
613400130101638
214400140103276
415400150106553
8164001601013107
6174001701026214
413107
2184001801052428
826214
41940019010104857
652428
82040020010209715
2104857
62140021010419430
4209715
22240022010838860
8419430
423400230101677721
6838860
824400240103355443
21677721
625400250106710886
43355443
2264002601013421772
86710886
4274002701026843545
613421772
8284002801053687091
226843545
62940029010107374182
453687091
23040030010214748364
8107374182
4表3-4-1x(天) y(元)y(元)y(元)024681012050100150200250方案一 y (元) 增加量(元)方案二 y (元) 增加量(元)方案三 y (元) 增加量(元)0246810120501001