1 . 某企业常年生产一种出口产品,自
年以来,每年在正常情况下,该产品产量平稳增长.已知
年为第
年,前
年年产量
(万件)如下表所示:
(1)画出
年该企业年产量的散点图;
(2)建立一个能基本反映(误差小于
)这一时期该企业年产量变化的函数模型,并求出函数解析式;
(3)
年(即
)因受到某国对我国该产品反倾销的影响,年产量减少
,试根据所建立的函数模型,确定
年的年产量为多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da9bb50f083413e0d45451e9d2d7293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da9bb50f083413e0d45451e9d2d7293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c198eec756713df7c7a252c1160f7ecb.png)
(2)建立一个能基本反映(误差小于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87796ee30e6c5d5e6b6285b32abe10c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/701554763bdbbf2689a8dae07608da38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da322ac8867e8a47c6588601078abf18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4ec5b9d2f5dbd6ec1cac34dbd8e547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/701554763bdbbf2689a8dae07608da38.png)
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