过点(-1,2)且在两坐标轴上的截距相等的直线方程是________ .
更新时间:2018-04-17 07:35:55
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【知识点】 截距式方程
相似题推荐
【推荐1】坐标平面内过点
,且在两坐标轴上截距相等的直线
的方程为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4212e0f2da912518e8b02a741cc91ad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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填空题-单空题
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适中
(0.65)
【推荐2】一条直线
过点
,分别交
轴,
轴的正半轴于
两点,
为原点,则
的面积最小时直线
的方程为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b660be9b13442912482d55bcc9429b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd2981bf2261343f905ec1b5355a3c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
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适中
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【推荐3】给出以下四个命题:
①已知命题
;命题
.则命题
和
都是真命题;
②过点
且在
轴和
轴上的截距相等的直线方程是
;
③函数
在定义域内有且只有一个零点;
④先将函数
的图象向右平移
个单位,再将新函数的周期扩大为原来的两倍,则所得图象的函数解析式为
.
其中正确命题的序号为_______________ .(把你认为正确的命题序号都填上)
①已知命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/134bea5721c0cf6e8e714f1ffcfb03e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d88d01fd93d799628ccc01cdcee0162d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
②过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27cf818dd484cc4cebd40a5f28eb8e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0985b973395bcd371cd1e26d3fcd1c36.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4be5a03c3cf1c9373082a3fe64480443.png)
④先将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780209d8e2b9ce902d8b483cd674f9c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
其中正确命题的序号为
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