如图,在平面直角坐标系中,直线
经过第一、二、三象限,与
轴交于点
,点
在这条直线上,连接
,已知
的面积等于1.
![](https://img.xkw.com/dksih/QBM/2019/7/9/2243036564750336/2243286190948352/STEM/a1442329880f46beb8212fb0ca197c00.png?resizew=179)
(1)求
的值;
(2)如果反比例函数y=
(k是常量,k≠0)的图象经过点A,求这个反比例函数的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87490be8d0cdb7bc6c39d1a37f3bc335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c924d69036881a0e32d443903eafc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd2981bf2261343f905ec1b5355a3c4.png)
![](https://img.xkw.com/dksih/QBM/2019/7/9/2243036564750336/2243286190948352/STEM/a1442329880f46beb8212fb0ca197c00.png?resizew=179)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)如果反比例函数y=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abb3a62e46296c417261156b51ec6b4.png)
更新时间:2019-07-09 20:00:21
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解答题-应用题
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适中
(0.65)
【推荐1】为检测某品牌一次性注射器的质量,将注射器里充满一定量的气体,当温度不变时,注射器里的气体的压强
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/4dd3f2b5-ed81-4b6a-bab7-d212062e812d.png?resizew=234)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbcab9a435ac1e6b0566c39818d460fb.png)
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15 | 20 | 25 | 30 | 40 | 50 | |
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/4dd3f2b5-ed81-4b6a-bab7-d212062e812d.png?resizew=234)
(1)根据表中的数据,在图中描出实数对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7ab20090623e7e0b187292a8f53c2f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
(2)当气体体积为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae41b563cbd2f89307f31204885045f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d06ee61e4cb925cb80f41de2564ada0.png)
(3)若注射器内气体的压强不能超过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7622884a79298f01ac36f5883a9d4dbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
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解答题-问答题
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适中
(0.65)
【推荐2】如图,已知反比例函数
和一次函数
的图像交于点
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/22/7d73bd3d-39ca-46f4-8fd6-3d0565cabe04.png?resizew=172)
(1)求m、n的值;
(2)连接
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77bd30bc9ca2584cf6955a41fe1775d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea8578000985b74cbcaa3de6e14cb26b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f5464d47fdb021a9f67f7d0f1d95f4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/22/7d73bd3d-39ca-46f4-8fd6-3d0565cabe04.png?resizew=172)
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(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c836b3902551e3d321d4dd19c22b835f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
您最近一年使用:0次