如图,平面直角坐标系中,线段
的端点为
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/16/b1d21a55-1037-4ad1-ad2c-104ec3454ea6.png?resizew=256)
(1)求
所在直线的解析式;
(2)某同学设计了一个动画:在函数
(
,
)中,分别输入m和n的值,使得到射线
,其中
.当
时,会从C处弹出一个光点P,并沿
飞行;当
时,只发出射线而无光点弹出.
①若有光点P弹出,试推算m,n应满足的数量关系;
②当有光点P弹出,并击中线段
的中点时,线段
就会发光.求此时m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/265ef293a3eabfc73263fbef3f118c18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1699526672c133c34898c09a9f1404ef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/16/b1d21a55-1037-4ad1-ad2c-104ec3454ea6.png?resizew=256)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)某同学设计了一个动画:在函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89c1972246a0a3d1c987d25205dbdd99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc65d6eb9b63f96d80b54ec9893aee8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05c4f2c8e3c5c75bdff893db81b8dcc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd26163280652f8d93a393448b45bca1.png)
①若有光点P弹出,试推算m,n应满足的数量关系;
②当有光点P弹出,并击中线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
更新时间:2023-05-06 22:35:25
|
【知识点】 其他问题(一次函数的实际应用)
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(2)他们应该选择哪家旅行社更合算?
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解答题-问答题
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名校
【推荐2】某仓库仓储系统有两条输入传送带和两条输出传送带,某日该仓库共连续传送货物
小时,这
小时内始终有传送带在工作,前
小时只开一个输入传送带,后
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(吨)与传送时间
(时)之间的函数图象如图所示.
![](https://img.xkw.com/dksih/QBM/2020/11/22/2598452855914496/2599361604444160/STEM/ce3161ff253d463391470ca319dbaa8c.png?resizew=218)
(1)每条输入传送带每小时传送货物_____吨,每条输出传送带每小时传送货物_____吨,第
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
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![](https://img.xkw.com/dksih/QBM/2020/11/22/2598452855914496/2599361604444160/STEM/ce3161ff253d463391470ca319dbaa8c.png?resizew=218)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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