名校
解题方法
1 . 在党中央的“棈准扶贫”政策支持下,小王2023年底获得了扶贫免息贷款10000元,并于2024年1月初用于他的农产品加工销售创业项目,因产品质优价廉,上市后供不应求。据前两个月的经营情况测算;在一定时期内(不低于一年),每月获得的利润可稳定在该月月初投入资金的
.为了提高利润,需加大投入,于是每月月底将本利扣除房租水电等成本(由于扶贫政策,成本可稳定在1000元)后的余款继续投入到下个月再加工销售.设1月月底本利扣除成本后将要投资到下个月的资金是
,以此类推,2月月底是
,
月月底是
.
(1)求
;
(2)求
与
的关系(表示成
(
,
为常数)的形式);
(3)求
,并预估小王在2024年(1月初至12月底)的年利润.
(参考数据:可取
,
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f9fd62e62750b30638385031737f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090426eb29836bc30c006b3739c08057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f078744c54ed52bfd04939b66861f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
(参考数据:可取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc726bb9d916db5b3f8b035d1bcc7c91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca8f26b79c127894ee90a5d5348b3e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f3fc25f4b11e4b0364a706afec073c.png)
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